The advent of generative artificial intelligence (AI) is reshaping education in ways once confined to science fiction. Today, in many classrooms, AI assistants can draft essays in seconds, refine ...

From a cubic millimeter of brain tissue, scientists have constructed a precise, 3D map of the activity in a mouse’s brain, detailing 84,000 neurons and more than 500 million synapses.

Public health experts say the anti-vaccine views fronted by the HHS secretary are wrong and undermine trust in science. But a recent three-day gathering shows his followers still believe in him.