The original version of this story appeared in Quanta Magazine. One July afternoon in 2024, Ryan Williams set out to prove himself wrong. Two months had passed since he’d hit upon a startling ...

One July afternoon in 2024, Ryan Williams set out to prove himself wrong. Two months had passed since he’d hit upon a startling discovery about the relationship between time and memory in computing.

In the endless chess game of cybersecurity, the Defense Advanced Research Projects Agency wants to thinks a few moves ahead, with a new program that will search for revolutionary ways to deal with ...