Technology

To build safe but powerful AI models, start by testing their ability to play games on the fly

When Israeli aircraft recently struck a uranium-enrichment complex in the nation, Iran could have been days away from achieving “breakout,” the ability to quickly turn “yellowcake” uranium into bomb-grade fuel, with its new high-speed centrifuges

During recent protests in Los Angeles, fires triggered “thermal runaway” in several Waymo robotaxis’ lithium-ion battery packs. The phenomenon sent temperatures past 1,000 degrees Celsius, vaporized much of the cars and spewed lung-searing hydrogen fluoride

The world's leading mathematicians were stunned by how adept artificial intelligence is at doing their jobs

Thanks to faulty artificial intelligence, deepfakes and plain bad actors, children encounter a lot on the Internet that isn’t true. Here’s how to help them spot it

YouTube star Derek Muller built an 18-million-subscriber YouTube empire by challenging misconceptions about science. Now his own blood test and a sudden EPA reversal give his work urgent relevance.

Straight out of science fiction, these contact lenses convert infrared light into visible light that humans can see

A large language model for dolphin vocalization could let us better understand these beloved marine mammals.

Apple is paying $95 million over claims that Siri secretly recorded private chats and fed targeted ads

A bill to repeal the ban on supersonic flights over the U.S. could increase the demand for the gas-guzzling jets from around a dozen to as many as 240

A Google DeepMind system improves chip designs and addresses unsolved math problems but has not been rolled out to researchers outside the company

AI chatbot companions may not be real, but the feelings users form for them are. Some scientists worry about long-term dependency