Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

While there’s no concrete consensus on a list of prerequisites for life to evolve on other planets, there are at least a ...

Frozen crystals of hydrogen cyanide, a poisonous substance, may have been essential to life on Saturn’s moon Titan, ...

The science fiction genre has given cinema some of the greatest stories of all time, but some are truly flawless.

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

Erich von Däniken, the Swiss author whose books on the extraterrestrial origins of ancient civilizations brought him both ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

Beneath Europa's icy shell lies an ocean vaster than Earth's. But is its hidden world buzzing with life, or silent as the ...

The year's first supermoon and meteor shower will sync up in January skies, but the light from one may dim the other.

Matt is the heart of innocence inside the war in Falling Skies. Maxim Knight plays Matt with curiosity and quiet courage.

Multiple alien kaiju battles and a zippy Power Rangers-like fighting force make for an visually dynamic and action-filled ...

The moon and sun share top billing in 2026. Here’s a rundown on what the universe has in store for us in 2026: ...