Many weird facts sound so strange that everyone thinks they are fake. However, sometimes, our limited knowledge makes us doubt things that are completely real. Take, for instance, the incredible fact ...

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...: ...

Legendary comedian, television host, and film star Rosie O’Donnell will make her highly anticipated Australian debut with her critically acclaimed one-woman show Common Knowledge. Following its debut ...

We laugh at the same jokes (usually for the same reasons), blush at innuendo, bow to dictators (at least temporarily), all because of a sense of implicit understanding: ie, common knowledge. We ...