Scientists studying fallen civilizations suggest that the culprit is overshoot in combination with climate change. What does this mean for our current era?
Between 1976-1982 some 30,000 Argentines were "disappeared," their children seized by the junta. The Abuelas—the Grandmothers—of the Plaza refuse to forget.
During WWII, 150,000+ people sought shelter in London's Tube stations each night. Over time, the various stations developed their own mini-governments.
The idea that the disparate nations bordering the Mediterranean Sea represent a single region is the product of the nineteenth century.
A drone flying over a field in Ireland was able to make out the outline of an ancient henge, a circular enclosure that may have had ritualistic purposes.
To hide in plain sight while on assignment in foreign nations, agents needed precisely tailored clothes made to look local.
During WWI, artist and British naval officer Norman Wilkinson came up with an idea so crazy it just may have worked: Dazzle Camouflage.
Although witch hunts are associated with 17th-century Salem, many hundreds of thousands of "witches" were killed in Europe from the 13th century on.
Throughout Europe, soccer matches like the FIFA World Cup have become deeply significant, in part because that continent's identity is so complex.
Pop culture has made Anne Frank into an icon, but one scholar notes that she was a terrified child trapped and killed by war, and should be seen as such.