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.

With transistors and logic gates as our basic building blocks, we can begin to construct the actual circuits that make up computer memory. One of the simplest memory circuits is the AND gate, which ...

Adrian Ward had been driving confidently around Austin, Texas, for nine years — until last November, when he started getting lost. Ward’s phone had been acting up, and Apple Maps had stopped working.

It’s one thing to create your own relay-based computer; that’s already impressive enough, but what really makes [DiPDoT]’s ...