Did a flying saucer just land at NASA? It sure looks like it.

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

NASA has received one of the most unusual-looking pieces of hardware ever associated with the Artemis III program, and ...

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

Neil deGrasse Tyson challenges recent UAP disclosures, urging officials to provide concrete evidence of extraterrestrial life, highlighting the gap between transparency claims and actual proof.

A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet K2-18b, most experts do not yet think alien life has probably been found.

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...