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

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

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 ...

In June 1947, Kenneth Arnold saw something strange in the sky. What he saw sparked a national UFO craze-but it was far from ...

From galaxy-spanning empires in Foundation to the deserts of Dune, these science fiction novels have some of the most ...

Landmark science fiction books like The Time Machine, 1984, and The Left Hand of Darkness have helped shape and define the ...

Titles like Slaughterhouse-Five and Hyperion are timeless classics of sci-fi that should be on your 2026 reading list if you ...

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 ...

Spend your summer reading cozy romantasy tales, hard sci-fi adventures, ghostly thrillers, and horrifying alt-reality stories ...