A rare two-headed kitten born in Amity, Oregon, appears to be in good health. Such felines with this condition are called "Janus" cats, after the Roman god with two faces. For more, including video footage, visit USA Today.
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.