Humans have been scouring the sky for alien life for centuries, and we’ve had, let’s face it, little success. Proposed ...

Last July, Earth's radio telescopes targeted an interstellar comet traversing our solar system—the third confirmed ...

During the season 22 premiere episode of "Ancient Aliens" viewers tuning in will join skilled archaeologists as they take a ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...