In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Many fans of Resident Alien feel that the show was cut down in its prime, but strong streaming numbers make the best case for ...

A video, now viral on the social media, shows a bright object slowly falling from the sky over Indonesia, triggering claims ...

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

For months, scientists and the public have squinted their eyes at photos of a blurry smudge to figure out if it’s proof that aliens exist. Discovered in July, 3I/ATLAS is not your average comet – it’s ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have ...

reports of alien abductions and recovered memory syndrome or studies that don't reach traditional levels of significance. But neither controversial phenomena nor potentially illuminating but ...

Movies like "Disclosure Day" and "Project Hail Mary" renew our fascination with extraterrestrials and the idea that humankind ...

A strange, tentacled object that went viral online was revealed to be a space-grown purple potato. Astronaut Don Pettit cultivated the unusual specimen during a microgravity gardening experiment, ...