All mainstream credit card numbers obey a mathematical trick designed to catch the most common typos. It’s called the Luhn algorithm, named after IBM researcher Hans Peter Luhn, who patented it in ...

What do encrypted messages, recognizing speech commands and running simulations to predict the weather have in common? They all rely on matrix multiplication for accurate calculations. DeepMind, an ...

Leslie Lamport revolutionized how computers talk to each other. Now he’s working on how engineers talk to their machines. Leslie Lamport may not be a household name, but he’s behind a few of them for ...