UFOs have intrigued people for decades, with sightings and investigations dating back to the first widely reported one in ...

These findings suggest that the absence of past detections does not mean discovery is imminent. If extraterrestrial ...

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

Alien, a startup looking to build trust infrastructure for the internet as the era of artificial intelligence agents changes ...

A new catalog of potentially habitable exoplanets provides the framework for future observations in the search for alien life ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability ...

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

Two newly registered federal website domains – Alien.gov and Aliens.gov – are drawing attention after records showed they were created this week by a U.S. government agency, fueling speculation as ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...

Plus: AI fakes of the Iran war are flooding X—and Grok is failing to flag them. This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the ...

Cue the curiosity surrounding extraterrestrial life. The U.S. Department of Homeland Security has registered two new federal domains, including Alien.gov and Aliens.gov, though the websites aren't ...