A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...
Space.com on MSN
America at 500: Where will we be in space in 2276?
When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years ...
A three-armed spacecraft is rushing to the rescue of a NASA telescope that’s in danger of crashing back to Earth.
BBC Sky at Night Magazine on MSN
Who is Avi Loeb? Trump's lead UFO researcher talks alien life and what would happen if we find we're not alone
Astronomer Avi Loeb gives his thoughts on the prospect of finding signs of intelligent life beyond our Solar System.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results