Get the best podcast recommendations in your inbox every week. 😎
podcast cover

60-Second Science

Scientific American

+30 FANS
Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all ...Show More
Best ∙
Newest ∙

02:22 | Mar 26th

We don't yet know what the immersion in technology does to our brains, but one neuroscientist says the answer is likely to be that there's good, there's bad, and it's complex.

02:29 | Sep 5th

The conditions of sunlight, temperature, humidity and wind that make cropland good for agriculture also maximize solar panel efficiency.
Get the best podcast recommendations in your inbox every week. 😎

01:43 | Sep 5th

It’s not easy to recycle polyurethane, so it’s usually tossed out or burned. But a chemical tweak can turn polyurethane into glue. Christine Herman reports. 

02:52 | Sep 3rd

Wild animals that live near humans have higher cholesterol than their rural counterparts—and our food could be to blame. Christopher Intagliata reports. 

02:40 | Aug 30th

As Hurricane Dorian approaches Florida, consider that feeding style means that aggressive tangle-web spider colonies produce more offspring after severe weather, while docile colonies do better in calm conditions.

02:25 | Aug 28th

A small patch of graphene on human skin seemed to block the mosquitoes' ability to sense certain molecules that trigger a bite. Christopher Intagliata reports.

01:58 | Aug 26th

Microbes fly tens of miles over Chile’s dry, UV-blasted Atacama Desert—and scientists say the same could happen on Mars. Christopher Intagliata reports. 

02:58 | Aug 22nd

A program at the University of Illinois trains indigenous scientists in genomics—in hopes that future work will be aimed at benefiting those communities. Christine Herman reports. 

03:05 | Aug 20th

U.S. Military Academy cadets wear the colors black, gray and gold for reasons found in gunpowder’s chemistry.

02:03 | Aug 14th

Scientists found an interstellar iron isotope in Antarctic snow samples—which hints that our region of the universe may be the remnant of an ancient exploding star. Christopher Intagliata reports. 

02:20 | Aug 13th

Some people go on dates just to score a free meal—a phenomenon known as a “foodie call.” But it takes a certain personality type. Karen Hopkin reports. 

01:58 | Aug 12th

Researchers trained machine-learning algorithms to read Amazon reviews for hints that a food product would be recalled by the FDA. Christopher Intagliata reports.

01:51 | Aug 9th

Slight changes around the eyes are indeed a giveaway as to whether a smile is sincere or faked.

02:02 | Aug 8th

Researchers slowed the approach of greedy gulls by an average of 21 seconds by staring at the birds versus looking elsewhere. Christopher Intagliata reports.

02:42 | Aug 8th

Honest, involuntary laughter cued people to laugh more at some really bad jokes than they did when hearing forced laughter.

02:03 | Aug 6th

By killing off many of New Zealand’s endemic birds, humans destroyed 50 million years’ worth of evolutionary history. Christopher Intagliata reports. 

01:34 | Aug 3rd

Nearly half of bacteria gathered in public settings around the city were resistant to two or more commonly used antibiotics, such as penicillin and erythromycin. Christopher Intagliata reports.

01:55 | Aug 2nd

Mating is risky business for black widow males—so they hitchhike on the silk threads left by competitors to more quickly find a mate. Christopher Intagliata reports.

02:56 | Jul 31st

Babies as young as a year and a half want leaders to fix situations in which they see someone else being treated unfairly.

02:32 | Jul 31st

Released or escaped parrots are now living in most states and are breeding in at least 21. For some, it’s a second chance at survival.

02:14 | Jul 30th

A few brief reports about international science and technology from Guatemala to Australia, including one about the first recorded tornado in Nepal.

02:15 | Jul 25th

Photographs snapped by safari tourists are a surprisingly accurate way to assess populations of African carnivores. Christopher Intagliata reports. 

02:03 | Jul 24th

Computer modeling revealed that insects with a celestial compass can likely determine direction down to just a couple degrees of error. Christopher Intagliata reports. 

02:35 | Jul 20th

Engineer John Houbolt pushed for a smaller ship to land on the lunar surface while the command module stayed in orbit around the moon.

03:46 | Jul 20th

Just before Neil Armstrong climbed back into the lunar module, he scooped up a few last-minute soil samples--which upturned our understanding of planetary formation. Christopher Intagliata reports.

01:44 | Jul 19th

Researchers dissected the jaws of ants infected with the  Ophiocordyceps  fungus to determine how the fungus hijacks the ants' behavior. Christopher Intagliata reports. 

02:38 | Jul 16th

Youths rated as attractive were less likely to have negative encounters with the criminal justice system—but only if they were women. Christopher Intagliata reports. 

02:45 | Jul 15th

A proof-of-concept study got transgenic tobacco plants to make a useful enzyme in their chloroplasts, not nuclei, minimizing chances for transfer to other organisms.

03:36 | Jul 12th

Starting in 2017, an artificial intelligence monitoring system at the Welgevonden Game Reserve in South Africa has been helping to protect rhinos and their caretakers.  

01:41 | Jul 11th

The pack produces a steady trickle of electricity from the swinging motion of your stuff. Christopher Intagliata reports. 

02:50 | Jul 9th

An analysis of the 2019 edition of the Major League baseball points to reasons why it's leaving ballparks at a record rate.

01:58 | Jul 4th

A lab analysis found that even an all-beef frankfurter had very little skeletal muscle, or 'meat.' So what’s in there? Christopher Intagliata reports. 

02:38 | Jul 2nd

People who spent at least two hours outside—either all at once or totaled over several shorter visits—were more likely to report good health and psychological well-being. Jason G. Goldman reports.

02:35 | Jun 30th

Geneticist Natalie Telis noticed few women asking questions at scientific conferences. So she publicized the problem and set about to make a change. Christopher Intagliata reports.

02:14 | Jun 27th

Males that allow females to take food right out of their mouths are more likely to sire offspring with their dining companions.

02:18 | Jun 27th

By switching fruit flies' sensory neurons on and off with light, scientists were able to create the sensation of sweet or bitter tastes. Christopher Intagliata reports.

01:57 | Jun 26th

Wheat plants' leaves repel water, which creates the perfect conditions for dew droplets to catapult off the leaves—taking pathogenic spores for the ride. Christopher Intagliata reports.

03:25 | Jun 25th

Mice that were fed bacteria isolated from elite athletes logged more treadmill time than other mice that got bacteria found in yogurt.

02:17 | Jun 24th

A few brief reports about international science and technology from Canada to Kenya, including one about how humans thousands of years ago in what is now Argentina butchered and presumably ate giant ground sloths.

01:56 | Jun 22nd

Rather than wiping microbes out, antiperspirants and foot powders increased the diversity of microbial flora in armpits and between toes. Christopher Intagliata reports.

02:10 | Jun 18th

Two monkey species who last shared a common ancestor 3 million years ago have "eerily similar" alarm calls.

03:10 | Jun 16th

Millipedes, often blind, have come up with clever physical signals to ward off sexual advances from members of wrong species.

02:37 | Jun 13th

People appear to consume between 74,000 and 121,000 microplastic particles annually, and that's probably a gross underestimate.

03:05 | Jun 13th

At the third Scientific American “Science on the Hill” event, “Solving the Plastic Waste Problem”, one of the issues discussed by experts on Capitol Hill was biodegradability.   

01:55 | Jun 6th

Researchers trained a neural network to scrutinize high school essays and sniff out ghostwritten papers. Christopher Intagliata reports.

01:46 | Jun 5th

Anthropologists found parasite eggs in ancient poop samples, providing a glimpse of human health as hunter gatherers transitioned to settlements. Christopher Intagliata reports

02:11 | Jun 4th

Murray Gell-Mann, 1969 Nobel Laureate in Physics who identified the quark, died May 24th.

02:18 | May 30th

Some wild female bonobos introduce their sons to desirable females—then make sure their relations won’t be interrupted by competing males. Karen Hopkin reports. 

02:38 | May 29th

Preterm babies who listened to music in the neonatal intensive care unit had brain activity that more closely resembled that of full-term babies. Christopher Intagliata reports.

02:06 | May 24th

A new study suggests women's performance on math and verbal tasks increases as room temperature rises, up to about the mid 70s F. Christopher Intagliata reports.

01:57 | May 22nd

A study found that only a small percentage of bird beak shape variation is dependent on diet, with other factors, like display and nest construction, probably playing parts too.

02:27 | May 21st

Chewing gums found in western Sweden contain the oldest human DNA found in Scandinavia. Christopher Intagliata reports.

02:37 | May 17th

Frances Arnold, the Caltech scientist who shared the 2018 Nobel Prize in Chemistry, says evolution can show us how to solve problems of sustainability.

02:45 | May 16th

Growing up in a home filled with books enhances enhances intellectual capacity in later life, even if you don't read them all.

02:58 | May 15th

A study finds that kids, especially daughters, are effective at teaching their parents about climate issues.

01:46 | May 15th

Ammonia from penguin poop gets carried on Antarctic winds, fertilizing mosses and lichens as far as a mile away. Christopher Intagliata reports. 

02:58 | May 13th

The residue of ancient urine can reveal the presence of early, stationary herder-farmer communities.

02:00 | May 9th

By dampening the energy of waves, coral reefs protect coastal cities from flooding damage and other economic losses. Christopher Intagliata reports. 

01:38 | May 6th

Researchers want to outfit air conditioners with carbon-capture technology. Christopher Intagliata reports. 

02:48 | May 3rd

In his memoirs, the womanizing writer Giacomo Casanova described suffering several bouts of gonorrhea—but researchers found no trace of the microbe on his hand-written journals. Karen Hopkin reports.

02:30 | May 2nd

Algorithms learned to sift ultrasonic rat squeaks from other noise, which could help researchers who study rodents’ emotional states. Lucy Huang reports. 

02:08 | May 1st

Scientists propose that the moon could have formed when a Mars-sized object slammed into an Earth covered in magma seas. Christopher Intagliata reports.

02:15 | Apr 30th

Felines move their ears, heads and tails more when they hear their names compared to when they hear similar words. Jim Daley reports.

02:18 | Apr 27th

A few brief reports about international science and technology from Liberia to Hawaii, including one on the discovery in Northern Ireland of soil bacteria that stop the growth of MRSA and other superbugs.

03:11 | Apr 26th

The likelihood of an event like Hurricane Maria in Puerto Rico, and of its massive precipitation, is five-fold higher in the climate of today than it would have been some 60 years ago.

02:46 | Apr 26th

Snake venom toxicity depends on snake size, energy requirements and environmental dimensionality more than on prey size.

01:55 | Apr 25th

Freshwater dolphins are evolutionary relics, and their calls give clues to the origins of cetacean communication in general. Christopher Intagliata reports.

02:02 | Apr 24th

The tiny brain of a honeybee is apparently able to calculate small numbers' addition and subtraction. Annie Sneed reports.

03:23 | Apr 20th

A deeper data dive calls into question a 2018 study that found a spike in fatal traffic accidents apparently related to marijuana consumption on this date.  

02:28 | Apr 20th

Female hyenas keep their clans in line by virtue of their complex social networks. Jason G. Goldman reports. 

01:38 | Apr 19th

One in three gluten-free dishes tested at restaurants contained gluten—especially GF pizzas and pastas. Christopher Intagliata reports.

03:17 | Apr 18th

At an event honoring Nobel and Kavli Prize winners, neuroscientists James Hudspeth and Robert Fettiplace talked about the physiology of hearing and the possibility of restoring hearing loss.  

03:13 | Apr 16th

At an event honoring Nobel and Kavli Prize winners, economist Paul Romer talked about how the social system of science offers hope for humanity and for how we can live with each other.

01:28 | Apr 13th

At extreme pressures, potassium atoms can be both liquid and solid at the same time, a phase of matter known as "chain melt." Christopher Intagliata reports. 

03:04 | Apr 12th

Coyotes become fearless around people in just a few generations—which isn’t good for their longterm co-existence with humans in cities. Jason G. Goldman reports.

02:09 | Apr 11th

NYU’s “Sounds of New York City” project listens to the city—and then, with the help of citizen scientists, teaches machines to decode the soundscape. Jim Daley reports. 

01:47 | Apr 9th

Hydrogen peroxide in whitening treatments penetrates enamel and dentin, and alters tooth proteins. Christopher Intagliata reports.

02:25 | Apr 8th

Light tuned to a specific frequency warms ice more than water—which could come in handy for defrosting delicate biological samples. Adam Levy reports.

01:32 | Apr 5th

The monkeys lower the pitch of their "whinnies" when they're far from the rest of their group, which might help the calls travel further through jungle foliage. Christopher Intagliata reports.

02:24 | Apr 3rd

Food chemists precisely measured how charcoal filtration contributes to Tennessee whiskey's smoother flavor. Christopher Intagliata reports.

01:52 | Apr 1st

English lacks some words that other languages pack with meaning.

02:03 | Mar 29th

Scientists tracked bumblebee queens with radar when they emerged from hibernation and found the bees take only brief flights en route to a new nest. Christopher Intagliata reports.

02:13 | Mar 27th

Tracking the location and mood of 15,000 people, researchers found that scenic beauty was linked to happiness—including near urban sights like bridges and buildings. Christopher Intagliata reports.

02:34 | Mar 23rd

During daylight hours, hundreds of bombardier beetles of multiple species will congregate together to more effectively ward off any predators not afraid of a lone beetle's toxic spray.

02:58 | Mar 19th

When jets of charged particles from the sun hit our magnetosphere, some of the ensuing ripples travel toward the northern and southern poles and get reflected back. The resulting interference allows standing waves to form, like on a drumhead.

02:32 | Mar 19th

By tracking duetting choir singers, researchers found that when an individual singer's pitch drifts off tune their partner’s tend to too. Christopher Intagliata reports. 

02:09 | Mar 15th

Researchers aiming to lower the cost of mealworms were able to double the worms' size, but the larger larvae had fewer eggs and weaker offspring. Christopher Intagliata reports.

02:21 | Mar 12th

A new model suggests smashing killer space rocks with insufficient force could let gravity pull the pieces back together. Christopher Intagliata reports. 

02:48 | Mar 11th

Weekday sleep deprivation with weekend make-up sleeping seems to be worse for blood sugar control than even chronic sleep deprivation alone.

02:45 | Mar 8th

Thyroid hormone, which helps warm-blooded animals regulate body temperature, also appears to put a halt on heart regeneration. Christopher Intagliata reports.

02:12 | Mar 6th

By analyzing nearly 2.5 billion Wikipedia page views, researchers found species searches reflect seasonal animal migrations and plant blooming. Christopher Intagliata reports.

02:23 | Mar 5th

At a sports technology conference, baseball commissioner Rob Manfred addressed issues including an automated strike zone and advanced analytics.

02:49 | Mar 4th

Volunteers who listened to music solved fewer word puzzles than others who worked in silence. Christopher Intagliata reports. 

02:08 | Mar 4th

A few brief reports about international science and technology from Greenland to Palau, including one on the discovery of a trove of mummified cats in Egypt.

02:25 | Mar 1st

Biologists have taken the genes that produce cannabinoids in weed and plugged them into yeast, making rare and novel compounds more accessible. Christopher Intagliata reports.

02:43 | Feb 26th

Humans traveling to Mars will be required to operate with a degree of autonomy human astronauts have never had, due to communication delays. Christopher Intagliata reports.

02:29 | Feb 25th

Grandmothers can enhance the survival of grandchildren. That is, unless grandma’s too old or lives too far away. Karen Hopkin reports.

02:44 | Feb 23rd

Artificial intelligence experts, ethicists and diplomats debate autonomous weapons. Christopher Intagliata reports.

02:20 | Feb 21st

The incidence of foodborne illness could jump in a warming world, due to an increase in housefly activity. Christopher Intagliata reports.

02:54 | Feb 19th

A new genetic study of Latin Americans provides evidence that gene variants for lighter skin color came about in Asia as well as in Europe. Christopher Intagliata reports.

02:21 | Feb 19th

Seismologist and policy advisor Lucy Jones says science education needs to teach how science works more than just what it finds out.

02:30 | Feb 16th

When researchers fed mosquitoes a drug used to treat people for obesity, the insects were less interested in hunting for their next human meal ticket. Karen Hopkin reports.

02:17 | Feb 15th

Deer populations have exploded in North American woodlands, changing forest ecology—and how sounds, like birdsong, travel through the trees. Christopher Intagliata reports.

03:19 | Feb 15th

Elephants have six sets of teeth over their lives, sometimes two sets at once. At those times, they can extract more nutrition from food and put on weight.

01:51 | Feb 13th

The rover Opportunity has called it quits after working for more than 14 years on Mars.

03:20 | Feb 12th

Although millennials' memory of recent pop tunes drops quickly, their ability to identify top hits from the 1960s through 1990s remains moderately high. Christopher Intagliata reports.

02:05 | Feb 9th

Conservation biologists can track the whereabouts of endangered species by the sounds they make, avoiding cumbersome trackers and tags. Christopher Intagliata reports.

02:33 | Feb 7th

An environmental assessment of the nation's largest desalination plant finds mixed results. Christopher Intagliata reports.

03:30 | Feb 7th

Humpback populations from the Atlantic and Indian oceans meet up south of Africa and trade song stylings.

02:24 | Feb 4th

By turning off certain brain cells, researchers were able to make mice sense painful stimuli—but not the associated discomfort. Karen Hopkin reports.

02:49 | Jan 31st

Javelin throwers chucking replicas of Neandertal spears were able to hit targets farther away, and with greater force than previously thought to be possible. Christopher Intagliata reports.

01:53 | Jan 30th

Researchers built a small, flexible device that harvests wi-fi, bluetooth and cellular signals, and turns them into DC electricity. Christopher Intagliata reports.

02:13 | Jan 29th

A few brief reports about international science and technology from Papua New Guinea to Kazakhstan, including one on the slow slide of Mount Etna in Italy.

03:22 | Jan 28th

Cod egg survival stays high with limited warming, but plummets when the temperature rises a few degrees Celsius in their current spawning grounds.

02:29 | Jan 26th

A species of hermit crab appears to have evolved a large penis to enable intercourse without leaving, and thus possibly losing, its adopted shell.

02:27 | Jan 24th

By coupling audio recordings with satellite data and camera traps, ecologists can keep their eyes—and ears—on protected tropical forests. Christopher Intagliata reports.

02:12 | Jan 24th

Though Saturn formed about 4.5 billion years ago, its rings were added relatively recently—only 100 million to 10 million years ago. Karen Hopkin reports. 

03:29 | Jan 23rd

Detroit residents declined an offer of free street trees—but were more willing to accept them if they had a say in the type of tree. Jason G. Goldman reports.

02:50 | Jan 19th

A total lunar eclipse will grace the skies this Sunday, January 20—and it may or may not be red. Christopher Intagliata reports.

02:01 | Jan 18th

The Mona Lisa effect is the illusion that the subject of a painting follows you with her gaze, despite where you stand. But da Vinci's famous painting doesn't have that quality. Christopher Intagliata reports.

02:31 | Jan 16th

Ants infected with fungal pathogens steer clear of other cliques within the colony—avoiding wider infection, and allowing for a sort of immunity. Lucy Huang reports. 

01:57 | Jan 13th

Climate change is shifting population numbers and nest building by resident and migratory birds in Europe—sometimes leading to deadly conflict. Christopher Intagliata reports.

03:18 | Jan 12th

In animal studies, a set of 24 genes involved in neural development, learning and memory, and cognition, seem to be associated with monogamy. Karen Hopkin reports.

02:57 | Jan 10th

Subject who saw a Superman poster were more likely to offer help than were people who saw another image.

02:03 | Jan 9th

Scientists are working to correct a genetic defect in cystic fibrosis patients by having them inhale RNA. Christopher Intagliata reports.

02:17 | Jan 5th

More than a quarter of the seedlings sampled at native plant nurseries were infected with pathogens—which could hamper restoration work. Christopher Intagliata reports.

02:12 | Jan 3rd

Users of the social network said they'd require payment of more than $1,000 to quit the platform for one year. Christopher Intagliata reports.

02:23 | Dec 31st, 2018

A few brief reports about international science and technology from Germany to Rwanda, including one on the discovery of the world's oldest known brewery, discovered in Israel.

01:43 | Dec 30th, 2018

Pine needles can easily be broken down into sugars as well as the building blocks of paint, adhesives and medicines. Christopher Intagliata reports.

02:01 | Dec 27th, 2018

Fructose and sucrose can make it all the way to the colon, where they spell a sugary death sentence for beneficial bacteria. Karen Hopkin reports.

02:07 | Dec 27th, 2018

A new algorithm raises parking rates in busy neighborhoods and lowers them elsewhere, guaranteeing free parking spots regardless of location. Christopher Intagliata reports.

01:59 | Dec 25th, 2018

Ghrelin, the hormone that makes you hungry, also makes food, and food smells, irresistibly appealing. Karen Hopkin reports. 

02:56 | Dec 24th, 2018

Peafowls' head crests are specifically tuned to the vibrations produced by feather-rattling male peacocks, thus acting as a sort of antenna. Jason G. Goldman reports.

02:05 | Dec 24th, 2018

A new study suggests that, unconsciously, we actually do believe that looking exerts a slight force on the things being looked at. Karen Hopkin reports.

02:22 | Dec 22nd, 2018

So-called "relaxation music" is only about as effective as a soothing Chopin piece at lulling listeners into a relaxed state. Christopher Intagliata reports.

02:32 | Dec 21st, 2018

The hormone irisin encourages bone remodeling, in part by first triggering another substance that encourages some bone breakdown.

02:36 | Dec 20th, 2018

The Bahia's broad-snout casque-headed tree frog needs a pool to raise its young that's just right.

02:16 | Dec 19th, 2018

A particular set of brain neurons may be behind registering itch and inducing us to scratch.

01:27 | Dec 14th, 2018

Starting December 16, ocean scientists will live-tweet the BBC documentary series Blue Planet II, available via Netflix.

02:21 | Dec 13th, 2018

Millions of years from now, the geologic record of the "Anthropocene" will be littered with plastics, yes, but also chicken bones. Christopher Intagliata reports. 

02:07 | Dec 12th, 2018

Ichthyosaurs had traits in common with turtles and modern marine mammals, like blubber and countershading camouflage. Christopher Intagliata reports.

02:49 | Dec 12th, 2018

When trouble lurks, juvenile aphids drop off of the plants they're eating and hitch a ride on bigger aphid escapees.

02:08 | Dec 9th, 2018

The Trump administration is shrinking Utah's desert monuments, stripping some federal protections for wild pollinators. Christopher Intagliata reports. 

03:03 | Dec 7th, 2018

An estimate of dog intelligence requires looking at non-dogs as well to understand what's special to canines and what is just typical of the taxonomic groups they're in.

01:53 | Dec 6th, 2018

By analyzing the network connections between 47,000 films on IMDb, researchers found the most influential films ever made. Christopher Intagliata reports. 

02:32 | Dec 1st, 2018

In the last few decades blue whale calls have been getting lower in pitch—and a rebound in their numbers may be the reason. Christopher Intagliata reports. 

02:14 | Nov 27th, 2018

Smart meters on showerheads encouraged hotel guests to conserve—even though they personally saved no money. Christopher Intagliata reports.

03:09 | Nov 26th, 2018

The sounds of the Mars InSight Mission control room during the tense minutes leading to the landing on the surface.

01:39 | Nov 22nd, 2018

Taking a swig of red wine before eating Brussels sprouts appears to moderate Brussels sprouts' polarizing flavor. Christopher Intagliata reports

01:56 | Nov 20th, 2018

Freak heavy rainstorms in 2015 and 2017 wiped out many dry-adapted microbes in the Atacama Desert, useful info in the search for life off Earth. Christopher Intagliata reports.

02:13 | Nov 18th, 2018

People who had a conflict in a given day but also got hugged were not as affected by the negative interaction as were their unhugged counterparts.  

03:19 | Nov 17th, 2018

The single organism that is the Utah aspen grove known as Pando is on the decline due to herbivores wiping out its youngest tree outgrowths

02:15 | Nov 15th, 2018

Immigrants to the U.S. lose their native mix of gut microbes almost immediately after arriving in the U.S.—which researchers can't quite explain. Christopher Intagliata reports. 

02:08 | Nov 14th, 2018

A few very brief reports about international science and technology from Alaska to Indonesia, including one on offshore dairy farming from the Netherlands.

02:09 | Nov 11th, 2018

Adult humans laugh primarily on the exhale, but human babies laugh on the inhale and the exhale—as do chimps. Christopher Intagliata reports.

02:03 | Nov 9th, 2018

Researchers recorded piranha "honks" and catfish "screeches" in the Peruvian Amazon, which might illuminate fish activity in murky jungle waters. Christopher Intagliata reports.

02:34 | Nov 8th, 2018

Anthropologist Jennifer Raff argues that race is culturally created, but has biological consequences.

01:28 | Nov 7th, 2018

Listening to the sounds panda pairs make when they're introduced could lead to better breeding success. Christopher Intagliata reports.

01:31 | Nov 2nd, 2018

The "low hanging fruit" of genome-related health care will be knowing which drugs are likely to treat you best, says science journalist Carl Zimmer.

02:10 | Oct 31st, 2018

A tiny fly, related to biting no-see-ums, pollinates cacao trees and enables our chocolate cravings. Christopher Intagliata reports. 

02:02 | Oct 30th, 2018

Bottlenose dolphins simplify and raise the pitch of their whistles to be heard above underwater shipping noise. Christopher Intagliata reports.

03:31 | Oct 22nd, 2018

Octopuses react to MDMA much like humans do. And not surprisingly, given their anatomy, the animals are excellent huggers. Annie Sneed reports.

02:11 | Oct 21st, 2018

A few very brief reports about science and technology from around the globe, including one from Mongolia on horse dentistry.

03:23 | Oct 19th, 2018

Researchers taught two dozen wild sparrows new songs, by playing them the recordings of sparrows that live thousands of miles away. Jason G. Goldman reports.

01:29 | Oct 18th, 2018

By caring for their sick and injured, Neandertals were able to expand into more dangerous environments and pursue more deadly prey. Christopher Intagliata reports. 

02:15 | Oct 16th, 2018

A study correlating personality traits with financial data found that agreeable people had lower savings, higher debt and higher bankruptcy rates. Christopher Intagliata reports. 

01:58 | Oct 13th, 2018

Bees suddenly fell silent when the sun disappeared during last year's solar eclipse—perhaps because they were tricked into night mode. Christopher Intagliata reports. 

02:25 | Oct 12th, 2018

English as-a-first-language Canadian study subjects were less trusting of statements in English spoken with a foreign accent, unless the speaker sounded confident about their assertion.

01:57 | Oct 10th, 2018

Baby giraffes inherit aspects of their mothers' patterning—which could give them a survival advantage if good camouflage runs in the family. Christopher Intagliata reports.

01:58 | Oct 9th, 2018

William Nordhaus shared the 2018 Nobel Memorial Prize in Economic Sciences, "for integrating climate change into long-run macroeconomic analysis,” with Paul Romer, "for integrating technological innovations into long-run macroeconomic analysis."

03:13 | Oct 6th, 2018

Twice a year, thousands of pronghorn antelope and mule deer migrate through Wyoming, and newly built highway crossings are sparing the lives of animals—and motorists. Jason G. Goldman reports.

02:50 | Oct 5th, 2018

The bittering agents called hops have enzymes that chew up starch and unleash more fermentable sugar—which can boost alcohol and CO2 in the finished brew. Christopher Intagliata reports.

03:11 | Oct 3rd, 2018

Frances H. Arnold, George P. Smith and Gregory P. Winter share the 2018 chemistry Nobel for developing evolutionary-based techniques that lead to the creation of new chemical entities with useful properties.

02:50 | Oct 2nd, 2018

Arthur Ashkin, GĂŠrard Mourou and Donna Strickland share the 2018 physics Nobel for their work with lasers that have led to numerous practical applications, such as eye surgery.

01:59 | Oct 1st, 2018

James P. Allison and Tasuku Honjo share the Nobel Prize for their work on harnessing the cancer patient's own immune system to destroy tumors.

01:25 | Oct 1st, 2018

Christine Blasey Ford's professional expertise came into play during her testimony regarding the Supreme Court nomination.

02:18 | Sep 27th, 2018

An aerial laser scan of more than 800 square miles of Guatemalan jungle revealed Maya buildings, canals, roads and bridges. Christopher Intagliata reports.

01:50 | Sep 26th, 2018

Patterning a surface with tiny stripes of ice prevents frost formation on the rest of the surface—a technique that could keep planes or roads frost-free. Christopher Intagliata reports.

02:53 | Sep 25th, 2018

Researchers have designed a musical instrument that can detect counterfeit drugs by the pitch of its notes. Christopher Intagliata reports.

02:07 | Sep 22nd, 2018

Forests with numerous tree species, and therefore a mix of water-management strategies, appear more tolerant of drought. Christopher Intagliata reports. 

01:38 | Sep 19th, 2018

On International Talk Like a Pirate Day, here's an eye-patch-witness account of how science helps in all peg-leg walks of life, even piracy

02:16 | Sep 19th, 2018

The marine mammals have extraordinarily sensitive touch—which helps them nab prey in the absence of other sensory cues. Christopher Intagliata reports.

02:13 | Sep 17th, 2018

A few very brief reports about science and technology from around the globe.

01:34 | Sep 13th, 2018

A mutation in a key gene may have endowed humans with superior endurance—allowing them to compete better with other animals on the savanna. Christopher Intagliata reports.

01:25 | Sep 12th, 2018

Springtime's arriving earlier across North America. But the degree of change isn't the same everywhere, which could spell trouble for migratory birds. Christopher Intagliata reports. 

01:51 | Sep 11th, 2018

Biologists are enlisting citizen scientists to poke around under the sink and behind the curtains, for wildlife living in the "great indoors." Karen Hopkin reports.

02:29 | Sep 7th, 2018

Astrophysicists have gotten a better glimpse at what happens to crashing neutron stars by listening in on the electromagnetic echoes of the collision. Christopher Intagliata reports. 

01:57 | Sep 6th, 2018

The hammerhead relatives consume copious amounts of sea grass, and have the digestive machinery to process it—making them true omnivores. Christopher Intagliata reports.

03:17 | Sep 6th, 2018

When Hurricane Irma blew through the Turks and Caicos, lizards with shorter hindlimbs lucked out. Jason G. Goldman reports. 

03:07 | Sep 5th, 2018

An intrepid undergrad led the way to understanding the physics of snapping strands of spaghetti.

02:25 | Aug 31st, 2018

A few very brief reports about science and technology from around the globe.

03:14 | Aug 27th, 2018

Costa Rican scientists are extracting valuable materials from the peel and stubble of pineapples.

02:20 | Aug 24th, 2018

Mosquitoes want your blood for its proteins...or simply to hydrate on a hot, dry day.    

02:50 | Aug 23rd, 2018

Digital assistants have to respond quickly, but correctly—so researchers are studying how real humans navigate that trade-off, to design better machines. Christopher Intagliata reports.

03:02 | Aug 22nd, 2018

The birds are arriving in the Arctic up to 13 days earlier than they used to. But at a cost: hunger. Annie Sneed reports. 

02:33 | Aug 21st, 2018

Fire ants tunnels got excavated efficiently by only a small percentage of the group doing most of the work, thus avoiding pileups in tight spaces.

02:09 | Aug 20th, 2018

Genetic information from the bones of macaws found in abandoned pueblos suggests they were bred and distributed as a commodity. Christopher Intagliata reports.

02:12 | Aug 17th, 2018

Milkweed grown with more carbon dioxide in the air supplies fewer toxins to monarch butterflies that need the toxins to fight off gut parasites.

02:33 | Aug 16th, 2018

Crows are what's known as "partial migrants"—as cold weather approaches, some crows fly south whereas others stay put. And that behavior appears to be ingrained. Christopher Intagliata reports. 

01:52 | Aug 15th, 2018

About 80 percent of Earth's biomass is plant life, with humans about equal to krill way down the heft chart.    

02:56 | Aug 14th, 2018

The Michigan Scientific Literacy Survey of 2017 found that last year's total solar eclipse got Americans more interested in celestial science.   

02:51 | Aug 14th, 2018

The insects fashion and use "baffles"—sound controllers—made of leaves to produce sound more efficiently. Jason G. Goldman reports.

02:38 | Aug 11th, 2018

Researchers programmed a computer to compare structures and toxic effects of different chemicals, making it possible to then predict the toxicity of new chemicals based on their structural similarity to known ones.  

02:15 | Aug 10th, 2018

Both men and women tended to pursue mates just 25 percent more desirable than themselves — suggesting they are "optimistic realists." Christopher Intagliata reports.

02:26 | Aug 9th, 2018

Whale ancestors probably never had teeth and baleen at the same time, and only developed baleen after trying toothlessness and sucking in prey.

02:05 | Aug 7th, 2018

A variety of corn from Oaxaca, Mexico, has aerial roots that harbor nitrogen-fixing bacteria, allowing the corn to suck nitrogen straight from the air. Christopher Intagliata reports. 

01:45 | Aug 3rd, 2018

Birds become good at avoiding danger by eavesdropping on the alarm calls of other birds—and the learning occurs without even seeing their peers or predators. Christopher Intagliata reports. 

01:42 | Aug 2nd, 2018

An analysis of the Hong Kong metro found microbes, including some with antibiotic resistance genes, freshly disperse throughout the system each day. Christopher Intagliata reports. 

02:24 | Aug 1st, 2018

Different people have differing aptitudes for observing small changes and particular features.

02:51 | Jul 31st, 2018

About 5 percent of crows will attempt to copulate with other crows that have joined the choir invisible .

01:48 | Jul 30th, 2018

Certain proteins that coordinate the healing response are present at higher levels in oral tissue—meaning wounds in the mouth fix faster. Christopher Intagliata reports.

01:42 | Jul 26th, 2018

More than 2,500 scientists signed a letter saying that an expanded U.S.–Mexico border wall would threaten both biodiversity and scientific research. Christopher Intagliata reports.

02:26 | Jul 26th, 2018

Researchers used a couple of hundred dollars worth of materials to turn a wall into a giant touch screen

01:32 | Jul 24th, 2018

By analyzing the proteins in ancient dental plaque, archaeologists determined that British menus almost three millennia ago featured milk, oats and peas. Christopher Intagliata reports.

02:28 | Jul 23rd, 2018

Chemicals designed to simulate honeybee alarm pheromones could deter elephants from farmers’ crops, easing conflicts with humans. Annie Sneed reports.

01:59 | Jul 20th, 2018

Extreme sea level rise could swamp internet cabling and hubs by 2033—and coastal cities like New York, Seattle and Miami are at greatest risk. Christopher Intagliata reports.

03:07 | Jul 20th, 2018

Shark researchers used a system for recognizing patterns in star field photographs to identify whale sharks, which have individual spot patterns.