(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in starlight turned out to be massive rings of plasma swirling in the stars’ ...

A strange purple object aboard the ISS sparked alien fears online, but NASA revealed it was a potato experiment. It shows how microgravity can turn ordinary plants into bizarre shapes.

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Movies like "Disclosure Day" and "Project Hail Mary" renew our fascination with extraterrestrials and the idea that humankind ...

reports of alien abductions and recovered memory syndrome or studies that don't reach traditional levels of significance. But neither controversial phenomena nor potentially illuminating but ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have ...