Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

A photo taken by NASA's Opportunity rover in 2014 is circulating on social media, showing a figure that resembles a gun. This has led to theories of extraterrestrial life being present on the Red ...

Titan, Saturn's largest moon, is home to vast lakes and seas - not of water, but of liquid methane and ethane. In this video, we explore NASA's revolutionary TitanAir concept, a futuristic seaplane ...

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

"NASA is uncertain as to when … human-rating certification for the Starliner will be obtained." When you purchase through ...

WASHINGTON (AP) — A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a team of outside scientists to study the national security ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

Learn about a new working paper that argues that consciousness may not be limited to Earth-like biology, raising the ...

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

One year ago, on July 1, 2025, astronomers discovered a fascinating new object moving through the solar system. Detected by ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...