“The more you look at ‘common knowledge,’ the more you realize it’s more likely to be common than it is to be knowledge.” —Idries Shah It’s commonly assumed that one of gold’s primary utilities in a ...

Think you know it all? Time to put that to the test. This quiz mixes easier “common knowledge” with trickier curveballs designed to trip you up. From history and science to geography and culture, each ...

From using words to overthrowing regimes, shared awareness is necessary for people to coordinate. The cognitive scientist explains to Nature how it works. When Everyone Knows That Everyone Knows...: ...

Scoring full marks on a general knowledge quiz is rare. Scoring full marks on this one would be remarkable. Welcome back to yet another general knowledge quiz! We’ve designed these 32 questions to ...