Since then, scientists have designed and developed BCIs that have enabled people with quadriplegia to control a computer cursor, a robotic arm, and even move their own limb. Recently, a person with ...

For years, scientists have been working to remedy that by developing devices that can decode brain signals and translate them ...

Operator, a new computer-using tool from OpenAI, is brittle and occasionally erratic, but it points to a future of powerful A.I. agents. Credit...Ard Su Supported by By Kevin Roose Reporting from San ...