A striking optical illusion resembling a floating city or alien spacecraft was captured on camera above the countryside in ...

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

Jordan Flowers claims Russia and China may be reverse-engineering alien technology, raising national security concerns.

For every "Alien" or "Event Horizon," there are dozens of lesser-known space horror movies that deserve much more love and ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

E.T. the Extra-Terrestrial was a global phenomenon that spawned many knockoffs, with films like Purple People Eater, Badi, ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...