I don’t know about you, but ever since I can remember – from my early teens – I have been bemused about the endless rituals we humans perform; and even more so about what can and can’t be said about ...

Source: Scribner / Used with permission. In a New Yorker cartoon about marital relations, a husband tells his wife, “Of course I care about how you imagined I thought you perceived I wanted you to ...

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 ...

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...: ...

Xiaohui Wu of Wanhuida Intellectual Property reports on a ruling by the Supreme People’s Court of China that emphasises that the determination of common knowledge in the assessment of inventiveness ...