The idea that aliens may have visited the Earth is becoming increasingly popular. Around a fifth of UK citizens believe Earth ...

An newly discovered asteroid will be captured by Earth's gravity this fall. The "mini-moon" will spend about two months in ...

The Star Trek franchise has traveled back in time on several occasions but the characters are unconcerned about disturbing ...

Astronomers will soon begin a search of 2,800 galaxies for signs of advanced alien civilizations using a radio telescope in ...

Post-apocalyptic movies and TV shows typically have the main hero be a tough, strong male lead, whether it’s Kevin Costner ...

The three-quarter moon rose over Europe last week as serene and remote as ever, but dropping faster and faster through its gravitational field was a small, alien object: a metal sphere blazoned ...

Photosynthesis changed Earth in powerful ways. When photosynthetic organisms appeared, it led to the Great Oxygenation Event.

There are so many deep, dark political and societal issues I could write about this week, from pager bombs going off ...

“The small jellyfish will sting, but the fish will build immunity to the toxin,” explained photographer Katherine Lu in a ...

Bryozoans are similar to ocean coral, but instead of producing calcium deposits, they produce a gelatin like substance on which they live. The animals that cover the jelly ball have tentacle-like ...

On Saturday, a Reddit post to the Fort Wayne “subreddit” marked the 10th anniversary of a reported UFO on Sept. 16, 2014.

Whether you want to leap across time, slide into a new reality, or have an out-of-this-world laugh, here are the best sci-fi ...