If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

J. Mark Powell's new book, "Witness to War," tells the story of the Civil War objectively through the letters of ...

A No Man's Sky player discovers a planet in the space exploration game that bears a striking resemblance to the upcoming ...

Trump has ordered the release of UFO files. The real question isn’t what they contain—it’s how the uncertainty could affect ...

The Agency gets hands-on with an alien autopsy in Absolute Martian Manhunter #9, peeling back layers of mystery and fascia this Wednesday.

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

Vampire gems like Let the Right One In and outright classics like The Exorcist are among the horror pictures that are genuine ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

Sega launched the Master System in the mid-’80s to give Nintendo’s NES some competition. While it came out with newer and better hardware than Nintendo’s box, it failed to match it in sales, partially ...