Aliens

A draft paper by a Harvard scientist and the head of the Pentagon’s UFO office has raised the idea an alien mothership could be in the solar system, sending out tiny probes dubbed "dandelion seeds" to explore the planets within.

Simulations show that collisions between moons and planets may be a regular danger for possible extraterrestrial life.

The U.S. military shot down three unidentified objects in a single weekend. Why are America's skies so filled with UFOs all of a sudden?

The U.S. shot down a UFO over Lake Huron on Sunday, while Prime Minister Justin Trudeau said the U.S. shot down an unidentified flying object over the Yukon, Canada at his request.

Eight signals from far-off stars probably aren't aliens, but the machine learning method that found them holds promise in the search for real extraterrestrials.

Through a phenomenon known as gravitational lensing, aliens could be transmitting signals using the sun, but a quick scan for such signals has turned up nothing.

Early life made an inhospitable Earth more habitable, and aliens could be doing the same thing on their worlds, new research proposes.

Nearly half of all new UFO cases opened in 2022 cannot be explained, Pentagon officials wrote.

A new search for alien signals focuses on planetary transits, when exoplanets pass right in front of their suns.

Metallic spheres zooming past military jets, mysterious signals inside the world's largest telescope, and theories on why we have yet to make contact.