Alex meets a scientist who has built a tool meant to do the impossible -- measure the world's overall happiness and sadness. Plus, Alex volunteers for a risky and strange experiment. Learn more about ...Show More
Alex meets a scientist who has built a tool meant to do the impossible -- measure the world's overall happiness and sadness. Plus, Alex volunteers for a risky and strange experiment. Learn more about ...Show More
🎉 Join the #1 community of podcast lovers and never miss a great podcast.
Sign up
Recommendations