Compared to previous theories, the current research emphasizes the complexity of the biological and chemical processes that brought about life.

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

After the 2011 Fukushima nuclear disaster, escaped domestic pigs bred with wild boar, creating a hybrid population.

A soldier stands guard by a charred vehicle after it was set on fire in Cointzio, Michoacán state, Mexico, Sunday, Feb. 22, ...

Arnie said, "Get your ass to Mars", but is it really a good idea? We asked the experts about our Martian future.

President Trump directed his administration to release files on UFOs and any "alien and extraterrestrial life," an issue that has drawn decades of fascination — and spawned more than a few wild ...

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 ...

Scientists were baffled over how eels reproduced for thousands of years – leading to the belief they spontaneously spawned ...

"We hope our analysis encourages more research." Scientists raise alarm after discovering overlooked 'victims of invasion': 'Undergoing concerning declines' first appeared on The Cool Down.