The U.S. FDA recently approved a new blood test to diagnose Alzheimer’s disease. The test, called Lumipulse, measures two proteins in plasma: pTau217 and ß-Amyloid 1-42. These proteins clump together ...

Pat Riley's infamous preseason conditioning test for players has lasted for more than 30 years. An aging sportswriter tried to pass it.

From twinkling constellations to stellar life cycles, this starry skywatching quiz will test your cosmic knowledge.

Becoming a chartered financial analyst (CFA)—a certification that requires thousands of hours of professional experience, as well as taking a very rigorous exam; Investopedia calls it “one of the most ...

Backed by years of research in cognitive psychology, the Blue Dolphin Rule will help you replace harmful thoughts with helpful ones.