Modern astrobiology suggests that alien life would not evolve randomly, but under the same ruthless evolutionary pressures that shaped life on Earth. Scientists expect traits like symmetry, vision, ...

Not every alien is trying to invade Earth, but if you're looking for the thrills and danger of an alien invasion, you can't ...

Scientists may have discovered how extraterrestrial civilizations could actually detect and find Earth.

A CIA scientist has confirmed decades of reports alleging that there are multiple intelligent races throughout the galaxy, ...

With a fourth player added, a new completely open-ended Specialist class, new special Xenomorph types, and a totally new ...

Nature has developed some truly bizarre ways for animals to see the world around them. Some creatures have strangely shaped ...

Exploring deep, dangerous underwater cave systems offers scientists and divers unparalleled glimpses into Earth’s history, ...

Scientists say amino acids produced by life are distributed differently and more diversely than amino acids produced by ...

Neil deGrasse Tyson has turned his lifelong fascination with aliens into a new book, “Take Me to Your Leader: Perspectives on ...

Predator, Aliens, and Starship Troopers are all among the very best sci-fi action movies that memorably pit soldiers against ...

Newly released UFO files reveal 1948 theories about non-human life, silver discs and bizarre Cold War encounters.

There have been several species of aliens recovered by the US government, RadarOnline. com can reveal, at least that is what a former CIA scientist is sensationally claiming.