Time Travel Through the Brain

They show how intelligence and body plans are closely linked—and could unlock AI for robots.

The test, in a brain-dead patient, was very short but represents a milestone in the long quest to use animal organs in human transplants.

Deepfake researchers have long feared the day this would arrive.

Heat-sensing cameras and face recognition systems may help fight covid-19—but they also make us complicit in the high-tech oppression of Uyghurs.