Scientists have found microorganisms crawling over a sample retrieved from the 200 million-mile-distant asteroid Ryugu. But ...

Recent findings indicate that the chirality of molecules, critical to life's structure, might not have been as fixed in early ...

A congressional hearing this month calling for greater government transparency on UFOs is one of the latest events spurring ...

Japanese researchers developed a model to simulate early Earth's atmosphere, revealing how UV radiation and hydrocarbons ...

Scientists may learn more about Earthly life and maybe extraterrestrial life by studying how these extremophiles endure harsh environments. In the ACS Journal of Proteome Research, researchers ...

From Roswell to the USS Nimitz, sightings and evidence abound. How do we investigate UFO reports—and are they real in the ...

As the universe expands (as it does in a dark matter-dominated universe) the distance between us and all other stars ...

Scientists have found what seems to be the oldest direct evidence of hot water flowing on Mars during its ancient past. The ...

Panspermia is the hypothesis that life can survive the transfer between planetary bodies as a secondary path for life to get ...

The word alien comes from the Latin word 'aliēnus', which means "not one's own, of others, foreign, strange". It is derived ...

The latest congressional UFO hearing featured testimony from former military personnel who said that government secrecy hides ...

A new study explores this tantalizing idea. The idea of aliens hiding in a parallel universe — though seemingly absurd — is ...