"This is the first time that we've been able to predict in human history an asteroid visibly passing by the Earth." ...

The curious minds at What If explore what would happen if aliens came to Earth a million years in the future.

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The Marvel Universe has a rich history, with some of its secrets taking ages before their truth was discovered.

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

First, there was the release of the so-called UFO files by the Trump administration in May, which sparked a wide range of reactions from religious Americans. Then there was a new blockbuster summer ...

An interstellar comet that passed through the Solar System last year may be up to 12 billion years old – far older than the Sun.

Alien director Ridley Scott eventually returned to the franchise, but couldn't complete his ambitious plans. Here's what his ...

David looks smug while wearing his spacesuit in Prometheus - 20th Century Fox Welcome toThe Best Movies Never Made, a look back at the most fascinating, strange, and tantalizing films that never ...