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Most of us now accept the idea that all of Earth’s continents were once part of a single, enormous land mass. That wasn’t the case in the early nineteen-tens, when the geologist Alfred Wegener (1880–1930) first publicized his theory of not just the supercontinent Pangea, but also of the phenomenon of continental drift that caused […]
4 weeks ago

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More from Open Culture

How Our Depiction of Jesus Changed Over 2,000 Years and What He May Have Actually Looked Like

Whether or not you believe Jesus Christ is the son of God, you probably envision him (or, if you prefer, Him) in much the same way as most everyone else does. The long hair and beard, the robe, the sandals, the beatific gaze: these traits have all manifested across two millennia of Christian art. “However, […]

18 hours ago 1 votes
John Nash’s Super Short PhD Thesis: 26 Pages & Two Citations

When John Nash wrote “Non-Cooperative Games,” his Ph.D. dissertation at Princeton in 1950, the text of his thesis (read it online) was brief. It ran only 26 pages. And more particularly, it was light on citations. Nash’s diss cited two texts: John von Neumann and Oskar Morgenstern’s Theory of Games and Economic Behavior (1944), which essentially created game theory and revolutionized the field […]

19 hours ago 2 votes
How a Student’s Phone Call Averted a Skyscraper Collapse: The Tale of the Citicorp Center

The Citigroup Center in Midtown Manhattan is also known by its address, 601 Lexington Avenue, at which it’s been standing for 47 years, longer than the median New Yorker has been alive. Though still a fairly handsome building, in a seventies-corporate sort of way, it now pops out only mildly on the skyline. At street […]

4 days ago 6 votes
How Charlie Chaplin, Buster Keaton & Harold Lloyd Pulled Off Their Spectacular Stunts During Silent Film’s Golden Age

It can be tempting to view the box office’s domination by visual-effects-laden Hollywood spectacle as a recent phenomenon. And indeed, there have been periods during which that wasn’t the case: the “New Hollywood” that began in the late nineteen sixties, for instance, when the old studio system handed the reins to inventive young guns like […]

5 days ago 6 votes
How a Papal Conclave Works, and Who Might Be the Next Pope

On Tuesday, the cardinals locked themselves into the Sistine Chapel, officially beginning the conclave to elect the 267th pope. First formalized by Pope Gregory X in 1274, the conclave (a word derived from the Latin words cum clave, meaning “with a key”) follows a highly scripted process honed over the past 800 years. How the conclave […]

5 days ago 6 votes

More in history

On the Spot: Vladislav Zubok

On the Spot: Vladislav Zubok JamesHoare Mon, 05/12/2025 - 09:13

19 hours ago 2 votes
Top 10 Museums of Cusco, Peru

In the high Andes Mountains of Peru lies Cusco, the former capital of the Inca Empire. It’s a popular destination for trekkers looking to visit monuments such as Machu Picchu. It’s also a protected UNESCO World Heritage Site. The city preserves its cultural legacy in dozens of renowned museums. From art to history, Cusco’s […]

21 hours ago 2 votes
Ute Mahler Shows Us The Real East Germany

“I wanted to see what was hiding behind the prescribed official false optimism. I was looking for the truth in the inner realm of people’s lives.” – Ute Mahler, photographs of communist East Germany     Between 1972 and 1988, Ute Mahler repeatedly turned her camera on the people around her. “I wanted to find … Continue reading "Ute Mahler Shows Us The Real East Germany" The post Ute Mahler Shows Us The Real East Germany appeared first on Flashbak.

10 hours ago 1 votes
The Fury Within

Anger in Ancient Greek and Roman Mythology

17 hours ago 1 votes
An Art Enthusiast’s Guide to Lima, Peru

Lima is one of South America’s largest cities, with a population of over 11 million. This coastal metropolis has dozens of museums, galleries, murals, and studios that rival anywhere else in the world. From street art to fine art, murals to colorful ancient textiles, Lima has plenty to offer, no matter what medium you […]

2 days ago 1 votes