A new composite photo, built from thousands of images from telescopes in Hawaii and Chile, reveals about one billion stars in a dense plane of our galaxy, the Milky Way. The pictured image shows just a small detail. More here.
Freelance journalist Zoe Cormier, a science writer and photographer with a background in biology, joined George Knapp in the first half to discuss her new book Sex, Drugs and Rock 'n’ Roll: The Science of Hedonism.
In the later half, David Browne, longtime music journalist and contributing editor at Rolling Stone, delved into the Grateful Dead, the band that became a musical and cultural phenomenon that has spanned generations.