The agency said the man was an “illegal alien” who had tried to run over the agent, though no evidence was immediately ...

Massachusetts takes center stage in Shark Week, as a wildlife biologist swims with ‘big as hell’ sharks off the South Shore: ...

Explaining the passage of time has been a gnarly problem in physics basically forever, but physicist and computer scientist ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

From Metroid Prime to Mass Effect 2, these sci-fi games are the very definition of perfection, offering experiences unlike ...

Looking up reveals nature’s skylight, framing Arizona blue against fiery red stone in perfect composition. Photo credit: ...

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

Stacker compiled a ranking of cities with the most UFO sightings in Washington using data from the National UFO Reporting Center.

In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown ...

The Transiting Exoplanet Survey Satellite (TESS) revealed a distant planet located 40,000 light-years away using microlensing for the first time.