Astronomy 162 - Stars, Galaxies, & the Universe Podcast
1) Astronomy 141 Podcast Teaser
A new podcast, Astronomy 141, Life in the Universe, is available for those interested in continuing an exploration of topics in modern astronomy.
2) Lectures 1-4: An Explanation
Where are Lectures 1-4? This is a good question, and one I've gotten from many listeners. Here's the answer. Recorded 2006 Nov 27 on the Columbus campus of The Ohio State University.
3) Welcome to Astronomy 162
Welcome to the Astronomy 162 Lecture Podcasts! This is a brief message from me explaining the podcasts, and welcoming new and old listeners. Recorded 2006 Mar 10 on the Columbus campus of The Ohio St...Show More
4) Lecture 44: Life, the Universe, and Everything (Life Part II)
How can we search for extraterrestrial intelligence, and what are we looking for? This second part of a 2-part lecture picks up where we left off yesterday by examining SETI, the Search for ExtraTerr...Show More
5) Lecture 43: Life in the Universe, Part I
Are we alone in the Universe? This is the first part of a 2-part lecture that will explore the question of life and the Universe. We will look at the conditions needed for life, and address the ques...Show More
6) Lecture 42: Time Travel
Can we travel through time? This is not a frivilous, science-fiction kind of question. Certain restricted kinds of time travel are in fact allowed by classical General Relativity. This lectures tak...Show More
7) Lecture 41: Dark Matter & Dark Energy
We are not made of the same matter as most of the Universe! This surprising conclusion, that the ordinary matter we are made of (protons, neutrons, and electrons) constitute only 13% or so of the tot...Show More
8) Lecture 40: The Once and Future Sun
How will the Sun evolve? The Sun is now a middle-aged, low-mass, Main Sequence star in a state of hydrostatic and thermal equilibrium that has consumed about half of the Hydrogen available for fusion...Show More
9) Lecture 39: The Fate of the Universe
What is the ultimate fate of the Universe? The ultimate fate of the Big Bang is either expansion to a maximum size followed by re-collapse (the Big Crunch) or eternal expansion into a cold, dark, dis...Show More
10) Lecture 38: The First Three Minutes
What was the Universe like from the earliest phases immediately after the Big Bang to the present day? This lecture reviews the physics of matter, and follows the evolution of the expanding Universe ...Show More