The indentations were found on the city's fortification walls.

This story is a collaboration with Biography.com. Mysterious damage patterns on a 2,000-year-old fortress are rewriting what we know about Roman firepower. If the ancient world had its own version of ...

Marines operating an M2 Browning machine gun mounted on a tripod at Khe Sanh Combat Base, Vietnam. (Bettmann Archive/Getty Images) For over a century the M2 Browning .50-caliber machine gun, known ...

Here’s what you’ll learn when you read this story: Researchers have uncovered evidence that a weapon known as the polybolos—or multi-thrower—was used during the Roman conquest of Pompeii. Originally ...