At the 26th Space Resources Roundtable held June 2-5 on the campus of the Colorado School of Mines, one expert says what's needed is a lunar building code, the development of specific design criteria ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

Many view The Expanse as one of the best hard sci-fi novel series, but there are other literary works better than James S.A.

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...

They're here'€”and they're not leaving without a fight. Join us as we count down our picks for the most epic alien invasion ...

I was, therefore, intrigued by a recent report about grave goods containing a mysterious yellow glass found in 1922 in the ...

A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet ...

Bill Harwood has been covering the U.S. space program full-time since 1984, first as Cape Canaveral bureau chief for United Press International and now as a consultant for CBS News. On Wednesday, ...

It may seem like we are on the verge of discovering alien life. In 2025, a press release stated that we have the “strongest hints yet” of extraterrestrial life on the exoplanet K2-18b. And when ...

When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO conspiracy theorists wondered whether they might finally get answers they’d long awaited. But coming on the ...

With that, exobiologists avoided one of the things they fear the most: the false positive—seeing the existence of life where ...