Researchers at the University of Glasgow just achieved what many thought impossible: transmitting light completely through an adult human head from one temple to the other.

For decades, scientists have used near-infrared light to study the brain in a noninvasive way. This optical technique, known ...

May 27, 2025 — A specific group of nerve cells in the brain stem appears to control how semaglutide affects appetite and weight -- without causing ... Why After 2000 Years We Still Don't Know ...

This interactive, designed and built by Slate’s Andrew Kahn, gives you a sense of the scale of the trans-Atlantic slave trade across time, as well as the flow of transport and eventual ...