Astrophysicist Neil deGrasse Tyson is a frequent guest of The Daily Show, where his infection enthusiasm for space and science make for pretty great conversations. If you want to hear more of Tyson breaking down the big scientific questions mixed with jokes from Jon Stewart, you can hear Stewart appear as a guest on Tyson’s StarTalk Radio. You’ll get to hear discussions about science that include jokes like, “As a registered hypochondriac with the Hypochondriacs’ Institute of Hypochondriacs, we have no meetings because everyone’s afraid to shake hands at the beginning of it.†Can’t really go wrong.