A new investigation into an infamous UFO conspiracy claims to have uncovered proof that top-secret documents labels as fakes ...

Mars might have its own defense mechanism against life from Earth, in a kind of reverse of "The War of the Worlds" scenario ...

Government officials have said little about Trump’s most recent social media post on the matter. The president cited “tremendous interest” in the files, whatever they might contain. Perhaps the most ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

A Catholic exorcist priest claims aliens are actually demons, arguing UFO abductions mirror diabolical attacks described in ...

A new psychedelic retreat calling itself a “SETI for the mind” aims to establish two-way communication with the nonhuman entities people encounter while tripping on DMT.

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

A computer expert pulled off the 'biggest military computer hack of all time,' breaching NASA's system to find what he said ...

It is one of the most famous questions in science, and it was asked, as legend has it, over lunch. Enrico Fermi, the ...

On Feb. 14, former President Barack Obama was asked a question during an interview with political podcaster Brian Tyler Cohen ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...