A study of long-distance runners shows the brain’s remarkable ability to adapt—by burning its own fat. A marathon taxes more than just muscles—it pushes the brain to its metabolic limits.

Mammal's Lifespans Linked to Brain Size and Immune System Function, Says New Study May 8, 2025 — Why do cats generally live longer than dogs? New research suggests that longer lifespans of ...

May 26, 2025 • In 2016, Tulika Prasad was at the grocery store checkout line with her seven-year-old son, who is non-verbal and autistic. A woman understood what was going on when Prasad's son ...

May 28, 2025 • Mariam Mohammed says her younger son died when she could not get treatment for him at a U.S.-funded clinic that had temporarily closed. Researchers say there are many thousands of ...