The signals that drive many of the brain and body's most essential functions—consciousness, sleep, breathing, heart rate and motion—course through bundles of "white matter" fibers in the brainstem, ...

In mathematics, proofs can be written down and shared. In cryptography, when people are trying to avoid revealing their secrets, proofs are not always so simple—but a new result significantly closes ...

There are people on the Internet who want to know all about you! Unfortunately, they don’t have the best of intentions, but Google has some handy tools to address that, and they’ve gotten an upgrade ...

The best AI chatbots of 2026: I tested ChatGPT, Copilot, and others to find the top tools around ...

As artificial intelligence becomes more advanced and common, it's hard to know what's real or not, complicating the search ...

All work and no play makes ChatGPT a dull bot.