Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

We might not be alone in the Universe. While combing through data from 1949, scientists spotted something impossible: strange ...

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