New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

The United States government's recent release of hundreds of previously classified unidentified anomalous phenomena (UAPs) ...

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." When you purchase through links on our site, we may earn an affiliate ...

An astrophotograph of the interstellar comet known as 3I/ATLAS highlights its green coma and a wandering blue-tinted ion tail. (Copyright Victor Sabet and Julien De ...

Nov. 20 (UPI) --NASA released images of the interstellar comet 3I/ATLAS flying past Mars and, based on the agency's observations, scientists expressed doubt that it is an alien spaceship. Space ...

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.

With 'Disclosure Day,' the director returns to a longtime preoccupation. Two Times staffers explore his ongoing fascination ...

The space horror genre is as vast as the cosmos itself, with movies ranging from terrifying masterpieces to silly camp classics. The genre started to make waves in the 1950s and continues to thrive ...