What Other Scientists Are Saying About Today's "Life on a Comet" Claim

This morning, several news outlets gave voice to an extraordinary claim: Comet 67P/Churyumov-Gerasimenko, where the spacecraft Philae awoke last month, could be home to alien life. But extraordinary claims, we all know, require extraordinary evidence. So guess what these morning’s claims were lacking! »7/06/15 2:20pm7/06/15 2:20pm