Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

UFOs, or the notion of them, have been around a long time. Here’s a look at how the various iterations of the subject — from ...

His job was to uncover secrets from the unknown. But his curiosity opened doors that the government preferred to keep closed.

Award winning duo James S. A. Corey show humanity’s struggle with staggering alien power in their latest installment of the ...

How do you grow and evolve to fit into an alien environment? James S. A. Corey, the nom de plume of the duo behind the Hugo ...

If you loved the acclaimed adaptation of Andy Weir's Project Hail Mary, reading these hard science fiction books will fill ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Carl Sagan's work in astronomy is often associated with unlocking the grand mysteries of the universe and the search for ...

NASA Administrator Jared Isaacman says answering the question of alien life is inherent in all space exploration, and the odds of finding evidence at some point that suggests we’re not alone is ...

It doesn't deal much with the UFO/UAP question, Dick said — what he calls "direct terrestrial contact" in his matrix of contacts, which is noted in the book's section on "Humanistic Implications of ...

Humanity often ponders the nature of alien life, but rarely considers the inverse: what would extraterrestrials think of us? For theoretical physicist Avi Loeb, the answer is bleak. "If I were looking ...

Even for JD Vance, it was a weird moment. Over the weekend, the vice president appeared on the podcast of Benny Johnson, a ...