A protein that is a hallmark of Alzheimer’s disease may also ID a brain condition associated with head trauma in contact sports, early findings suggest.

Getting more protein has been all the rage. In sedentary people, that advice could accelerate aging.

Researchers tracked a prescribed grassland fire using infrasound, sound waves pitched too low for people to hear.

Ancient mammals may have had an easier time moving across the Isthmus of Panama from north to south thanks to Mexico’s climate.

Dietary arginine reduces tumor formation and viral load in mice by boosting key immune proteins.