latest stories:

Top 5 Places to Look for Alien Life - The Countdown #28

The Countdown is a biweekly video show highlighting the top space news stories. In this special episode, we countdown five places most likely to harbor alien life forms.


You must sign in or register as a member to submit a comment.
Scientific American Holiday Sale

Give a Gift &
Get a Gift - Free!

Give a 1 year subscription as low as $14.99

Subscribe Now! >


Email this Article