Could alien life exist on planets outside of the habitable zone?

December 10, 2017

It could take NASA more than a decade to send a mission to Enceladus.

December 2, 2017

"There is a level of predictability to evolution."

November 2, 2017

Oceans provide a safe place for life to evolve.

October 28, 2017

No matter what, microbial hitchhikers will definitely be introduced to the Martian environment.

October 3, 2017

"If we can imagine it, it's probably out there on a planet somewhere."

September 29, 2017

"There are a lot of places that there could be life. Now the big question is, are they trying to make contact, or do they want us to try?"

September 24, 2017

Most civilizations may exist briefly, and end badly.

August 16, 2017