The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

Even as Hollywood still drives how Americans envision little green men with big eyes and bigger heads, fiction soon could be ...

Wall Street slides, oil prices again over $100 a barrel as US and Iran trade threats over ports Today in History: April 13, ...

EXCLUSIVE: Former Van Halen frontman Sammy Hagar has claimed he is all for Donald Trump releasing classified UFO files, as he ...

NASA's Artemis II mission concludes today as the Orion capsule splashes down after a record-breaking lunar far side flyby.

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

With trillions of galaxies and growing discoveries, the search for life beyond Earth is starting to feel less like science ...

The highly anticipated book-to-movie adaptation "Project Hail Mary" showcasts the star power of Ryan Gosling and ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

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

NASA's Artemis 2 astronauts came home April 10, wrapping up a historic mission that broke records and set the stage for even ...

New research shows Stone Age humans created structured signs and symbol systems 40,000 years ago, long before formal writing ...