Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

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The 18th-century French Enlightenment cult of reason produced the 19th-century Romantic cult of passion as a counterreaction.

Evidence from Jerash shows the Justinian plague reshaped communities, exposing hidden migration patterns and the human impact of pandemic crises. “A plague is upon us” was likely a familiar expression ...

We have been searching for signals from other civilizations for over sixty years. Radio telescopes on Earth have swept the ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of ...

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

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

Stretching across the sun-baked plains of southern Peru, the Nazca Lines have inspired awe, obsession, and wild speculation ...

Nick Pope, former U.K. Ministry of Defence official and star on History Channel’s Ancient Aliens, has died at age 60. Nick ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian civilizations after sharing footage that appeared to depict a “three-sided pyramid” on ...

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