Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years from now, should the nation be fortunate enough to survive that long?

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

Highway 395 is one of those roads where people tend to keep their foot on the gas, eyes fixed on distant destinations, ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Classic sci-fi films are still some of the most brilliant productions ever made, showing that truly timeless stories never go out of style.

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Consciousness may arise in systems far different than the biology on Earth we are used to, according to University of California, Riverside (UCR) researchers, who argue that many forms of conscious ...

Spoiler alert! We're discussing major details about "Disclosure Day" (in theaters now). Stop reading if you haven't seen the movie yet and don't want to know what happens. NEW YORK – Steven Spielberg ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home planet.

When I look at the night sky, I don’t wonder whether alien life is somewhere out there; I think it probably is. Considering the sheer number of stars in the cosmos, and the possibly larger number of ...