From horseshoe crabs to crocodiles, some of these creatures have looked about the same for hundreds of millions of years.

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Scientists found a 307 million-year-old fossil, Tyrannoroter heberti, revealing one of the earliest known land vertebrates ...

For decades, ranchers, police, and researchers reported mutilated animals, radiation, and unexplained aerial activity near Dulce, New Mexico. Witnesses claimed something was happening underground, ...

A young rock-pooler discovered a rare 'alien-like' winged creature washed up on a UK beach. Charley Taviner, five, was following a crab when he found what he thought was a huge lump of seaweed. But it ...

A tiny sea creature may have cracked the code to eternal youth, and scientists just found the cells that could make it possible for humans, too. Somewhere along the muddy shores of the U.S. East Coast ...

Sediment containing rare earth was retrieved from ocean depths of 6,000 metres (about 20,000 feet) on a Japanese test mission, the government said Monday, as it seeks to curb dependence on China for ...

Space Movies & Shows 'The War Between the Land and the Sea': Release date, plot, cast, and everything we know about the aquatic 'Doctor Who' spin-off Sci-Fi Shows Doctor Who spin-off that's still ...