Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

A new SETI study suggests we may be overlooking alien signals not because they aren't there, but because their own stars are scrambling them before they escape into space. Turbulent plasma and ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity outside the solar system," according to a University of Cambridge study.

The IAA SETI Committee has updated rules for evaluating and revealing the detection of extraterrestrial intelligence.

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

Astronomers studying the atmospheres of several intensely heated exoplanets uncovered an unexpected pattern that may reveal a ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...