Understanding with Carl Sagan

The television series Cosmos, which first aired 30 years ago this week, made a celebrity of science communicator Carl Sagan. In this archival 1994 Science Friday interview, Sagan discusses his book The Pale Blue Dot and shares his thoughts on manned space exploration. [Image courtesy NASA]

Celebrating Carl Sagan and 'Cosmos'

AJesseThing

Ancient Rain

We asked listeners which Radiolab stories are the most Valentine-y, and we got some great nominations. Here are the top contenders--we've got spooning bloodflukes, a photographer who falls for a leopard seal, a heartbreaking story about falling out of love, and by far the top pick...Finding Emilie from our Lost & Found Show. Enjoy, and hey...maybe sharing this with your sweetheart will earn you a little extra romance-cred?

Carl Sagan comparison

Paul Ellis 3