President Trump directed his administration to release files on UFOs and any "alien and extraterrestrial life," an issue that ...

Astronomers have searched the skies for signs of extraterrestrial technology for decades. These searchers since 1960 have ...

In a groundbreaking revelation, recent astronomical observations have identified potential Dyson spheres, massive structures that could indicate advanced alien civilizations harnessing stellar energy.

Advanced aliens could be chatting with each other using light flashes in plain sight, similar to how fireflies communicate, according to a new study that could lead to new approaches in finding ...

Scientists continue to look for signs of alien life on Mars, but this scientist truly popularized the idea, claiming to find ...

U.S. President Donald Trump announced Thursday that he will instruct Defense Secretary Pete Hegseth and other relevant federal agencies to begin identifying and releasing classified government files ...

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens -- with screensavers.

The Science: Europa has been considered as a top contender for alien life for even longer than Enceladus, thanks to its massive under-ice liquid water oceans. It also displays water vapor plumes ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...