A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...

Computer code is provided to track the size and shape of deformable pigment cells in the skin of cephalopods from high-resolution video images.

Physical fitness and exercise. Check out the latest articles on physical fitness, weight lifting programs, and new methods for improving exercise performance.

The movement against ICE in Los Angeles — one that is starting to take root across the country — demonstrates a shift from symbolic protest to direct action. By Michelle Goldberg and Daniel ...