With multiple timelines, diverging stories, and a chaotic plot, here's every Avengers: Endgame timeline explained and where ...

The ancient world was probably filled with magicians using science only a few understood, but the works of one man have ...

The 1960 film adaptation of The Time Machine stands as one of the most imaginative leaps from page to screen in sci-fi ...

"Some of our ancestors were very skilled observers." A team of international researchers say they've uncovered new data on ...

Archaeologists uncover 16 Indigenous canoes, one older than the Pyramids, revealing a vast prehistoric travel network.

A specially trained algorithm could aid the search for biological activity both on the early Earth and on other worlds.

"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Throughout ancient Egyptian history, taxes were very much part of daily life. Most Egyptians were farmers who owed the state both a period of labor service and a portion of their annual harvest. The ...

The volcanic eruption of Santorini rocked the Mediterranean and changed history. Crucial—and chilling—evidence from the ...