Trump said he would direct his administration to start locating and releasing files "related to alien and extraterrestrial life."

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien technology.

Any time NASA notices something unusual traveling across the galaxy, we collectively perk up and give it our full attention. Speculation is rampant that alien life is coming to visit us here on Earth in the form of a spacecraft, which NASA has labeled 3I/ATLAS

Are aliens real? Former President Barack Obama seems to think so. Here's how common extraterrestrial sightings are in Kentucky.

The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial theories.