Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

If intelligent life should be common in a universe with hundreds of billions of galaxies, why does the cosmos remain eerily silent? This video explores the famous Fermi Paradox and the Kardashev Scale ...

Astronomers propose finding alien civilizations by searching for unusually cold stars that could be surrounded by Dyson swarms—energy-harvesting structures first proposed by Freeman Dyson.

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot ...

Former Pentagon official Christopher Mellon says he has seen 'shocking' satellite images and videos of apparent non-human ...

John Carpenter proved he could do far more than horror classics in this formulaic yet compelling 1984 film starring Jeff Bridges and Karen Allen.

If there is a poet laureate of the "you can just do things" crowd, it's novelist Andy Weir. Weir broke into the mainstream with The Martian, a science fiction novel about a man stuck on Mars who ...