Defined as people who are able to walk significantly faster than most of their aging peers, they are about half as likely to experience cognitive decline, a study found. Here’s why you should be a ...

A 41-day experiment reveals how JavaScript-only navigation limits AI crawler discovery and why fixing it later can be harder.

Octopuses are clever enough to unscrew jars from the inside and throw sand at their annoying neighbors. But only a fraction of their smarts come from their doughnut-shaped brains. Over two-thirds of ...

LLMs need vastly more data than children to learn language. Understanding why could help us create more efficient models—and ...