The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

The surface of Mars looks like an empty red wasteland. But if you look a bit closer, the remnants of an ancient alien civilization begin to take shape. At least, that's the conclusion of George J.

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...

NASA's 3I/ATLAS interstellar visitor sparks debate as Harvard's Avi Loeb suggests alien origins. Discover the 'X' shaped ...

While many sci-fi hits have spawned extended franchises, these standalone works prove that science fiction movies can leave ...

NASA's Europa Clipper spacecraft has captured ultraviolet images of interstellar comet 3I/ATLAS, revealing hidden chemical ...

Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...

2025 MN45 isn't the overall spin-rate record holder. Astronomers have found a number of small asteroids — those just a few ...

From volcanic landscapes to world-class observatories, a journey through the Canary Islands reveals a night sky unlike ...

From Ziggy Stardust’s cosmic arrival to the haunting swan song of Blackstar, we rank 29 masterpieces from rock's greatest ...