Andy Weir discusses his science-fueled novel “Project Hail Mary,” which has been adapted into a film that opens in theaters ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Breaking space news, the latest updates on rocket launches, skywatching events and more! You are now subscribed Your newsletter sign-up was successful Want to add more newsletters? Delivered daily ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Renewed attention is falling on the base after the disappearance of retired Air Force Maj. Gen. William Neil McCasland.

As artificial intelligence begins to mimic consciousness with uncanny skill, we need design norms and laws that prevent it from being mistaken for sentient beings.

As Nicolas Roeg’s enigmatic, unclassifiable film – in which David Bowie plays an alien visiting Earth – turns 50, we look back at Tom Milne’s deciphering of it. From our Summer 1976 issue.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

More than 40% of extant large freshwater animals (megafauna), including carp, salmonids, crocodilians, turtles, beavers, and ...

Turbulent plasma near distant stars could blur ultra-narrow signals before they leave their home star systems - making them difficult to detect.