The search for alien life often assumes discovery would be exciting or hopeful. But there are darker possibilities most ...

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

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 ...

This ship was huge. It was like a city-sized ship. And there was hundreds of beings on board,” said Debbie Solaris, a military veteran and one of six panelists sharing their alien encounters with a ...

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 ...

I was trying to watch a TED Talk the other day — British mathematician Hannah Fry discussing ‘The Mathematics of Love’ — but ...

It is one of the most famous questions in science, and it was asked, as legend has it, over lunch. Enrico Fermi, the ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...