Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Aliens in Our Imagination: Friendly or Frightening? From the pointy ears of the Vulcans to the razor-sharp teeth of the ...

One of the greatest scientific discoveries in history may be hidden beneath nearly 13,000 feet of Antarctic ice. Deep below ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

A newly released federal report details how security officers chased an unidentified object after it triggered a lockdown at the Pantex nuclear weapons plant.

The James Webb Space Telescope's groundbreaking observations are reshaping our understanding of the cosmos, challenging ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Harvard astrophysicist Avi Loeb has been appointed as the head of a new White House group to study UFOs, or unidentified ...