A new biography of the Berlin-born philosopher emphasizes his combination of stubborn unworldliness and startling prescience.

"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.

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend.

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

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 ...

More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

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

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 ...

The bony facial protrusion might be an evolutionary byproduct that resulted from changes to other parts of the skull, according to a new study ...