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

Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” – Arthur C.

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

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

One pilot's offhand description in 1947 started a national obsession that never quit.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

From ‘Mother Mary’ and ‘Disclosure Day’ to ‘Backrooms,’ ‘Project Hail Mary,’ and ‘Blue Heron,’ these are the best films of ...