Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

A newly spotted interstellar visitor just got an unusually close listen from California scientists — in a search for signs of ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

Disclosure Day sees Steven Spielberg return to a well-worn subject: extraterrestrials and the wonder they inspire. But unlike many of his previous efforts in this, um, space, Disclosure Day is bluntly ...

In the early 1930s, a teenage girl of Mexican heritage was exploring a long-abandoned mine tunnel in the Copper Canyon region of Chihuahua, Mexico. Buried beneath the dirt floor in a shallow, ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

The ocean floor is a realm of eternal darkness, holding secrets that often challenge our understanding of history and science. Among the most hotly debated underwater mysteries of the 21st century is ...