A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Have you ever wondered what you would do if a) aliens were real and b) they decided to pay us a visit? How would we and our fellow Alabamians fare during an invasion? World UFO Day is July 2, so ...

, July 10 -- Scientists searching for signs of intelligent extraterrestrial life say some of the coldest objects in the Milky ...

Researchers in a recent breakthrough study have found the possibility of structures in the Milky Way that could be built by ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

SETI may have missed alien signals for 60 years because stellar plasma smears transmissions into noise, a new Astrophysical Journal study finds.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these extraterrestrial waters directly. A new study focusing on Enceladus, a moon ...

A study in obsession and delusion explores the origin of the scandal. Plus: can Dolly Parton unite the US? Here’s what to watch this evening ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...