Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.

David Grusch, a former intelligence official, claims the U.S. government is secretly funding programs to reverse-engineer alien technology, sparking debate over transparency and congressional ...

Uncover the mysteries of the cosmos with the latest news on celestial events and space exploration. Learn about our universe ...

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