(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

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

These findings suggest that the absence of past detections does not mean discovery is imminent. If extraterrestrial ...

Sci-fi fans can rejoice as the Alien franchise's entire collection, including classics and director's cuts, drops on a new streamer on April 1.

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

Researchers recently analyzed data available on the National UFO Reporting Center’s website. Here's what they found.

Add Yahoo as a preferred source to see more of our stories on Google. The search for life beyond Earth requires expanding the very definition of what life can be. Some exoplanets, especially those ...

Delaware has many unique titles such as First State, Nation's Summer Capital or Small Wonder. You can add a new one that's a little more special than the rest. According to a recent study Delaware is ...

The study analyzed over 150,000 UFO reports from the National UFO Reporting Center since 1974. Recent Congressional hearings and political commentary have renewed mainstream interest in UFOs, now ...

If the government confirms nonhuman intelligence, psychological research offers clues about the range of ways humans might ...

Finding life beyond our solar system goes beyond measuring an exoplanet's size, as rocky, Earth-sized worlds might not have the conditions for life as we know it. While exoplanets can be directly ...