Randomness is a source of power. From the coin toss that decides which team gets the ball to the random keys that secure online interactions, randomness lets us make choices that are fair and ...

Imagine you had some useful knowledge — maybe a secret recipe, or the key to a cipher. Could you prove to a friend that you had that knowledge, without revealing anything about it? Computer scientists ...

Why are we even having this discussion? It's crazy that there are people who not only believe the Earth is flat like a pizza but also try to prove it. It's like trying to prove you shouldn't add ...