A meteorite weighing more than 2 pounds (1 kilogram) that crashed through the roof of a New Jersey home two years ago could ...

Europa may be one of the most promising places to search for alien life, but it is also one of the hardest moons to explore.

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

The James Webb Space Telescope's groundbreaking observations are reshaping our understanding of the cosmos, challenging ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

With Steven Spielberg’s new extraterrestrial film Disclosure Day just out, it’s the ideal time to watch Close Encounters of the Third Kind – perhaps the perfect UFO film, says film columnist Bethan ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Harvard astrophysicist Avi Loeb has been appointed as the head of a new White House group to study UFOs, or unidentified ...

Take a drive to the CIA’s Area 51 – a route with more UFO sightings and unexplained mysteries than anywhere else on Earth ...