The reason we haven’t heard from aliens could be remarkably simple: interstellar communication is hard, and turbulent plasma emitted by stars makes it harder. A new study proposes that when listening ...

The search for alien life often assumes discovery would be exciting or hopeful. But there are darker possibilities most people avoid discussing. This video explores five disturbing scenarios that ...

"Stargate SG-1" became a sci-fi fan favorite, resulting in one of the longest-running genre series ever. We've picked five of ...

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

A Harvard physicist who once accepted evolution without question says a surprising encounter with faith forced him to rethink everything he believed about how life began.

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly. For ...

But the creepiest layer of Marathon ’s mythology involves entities called the W’rkncacnter — primordial forces of chaos so dangerous they were imprisoned inside stars, black holes, and only ...

The author says that while the word ‘Hinduism’ is a 19th-century coinage, the underlying religious identity is an ancient, ...

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...