It was the inimitable late Carl Sagan who had kindled in many of us curiosity about all things extra-terrestrial and the ...

Imagine a super-advanced alien civilization that needs insane amounts of energy way beyond our puny solar panels and wind ...

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

For the quickest way to join, enter your email below. We’ll send a confirmation email and sign you up to Space.com newsletters with the latest inspiration, expert advice and exclusive offers.

One day, probably far off in the very distant future, if astronomers are correct in their assumptions about the vastness of space, Earth will be visited by intelligent beings from another planet.

Still with the distance. Look at my previous post, ya narcissists. We are smart. Doesn't mean things we can't do can't be done. I agree, there is no way to travel fast enough to Star Trek around ...