For centuries, historians and scientists have speculated about the physical appearance of our ancestors. What color were ...

Some scientists claim that octopuses could be the next big species after humans go extinct and that there is much to learn about the tentacled sea creatures. These are some ways that octopuses have ...

US astronauts Barry Wilmore and Sunita Williams returned from a 9-month space mission, surprisingly sporting gray hair, ...

Skin tags may be painless and generally harmless, but you should get them checked out. They could be a symptom of something ...

The snood is a weird, fleshy feature on a wild turkey's head that plays a key role in mating, breeding, and establishing ...

Previous studies have also demonstrated potential links between space travel and an increase in oxidative stress, which experts have suggested contributes to aging and, in turn, graying hair. However, ...

Experts warn that prolonged stress can lead to permanent physical changes, including turning hair grey or white due to a ...

Researchers from the University of Southern Denmark, analyzing data from Danish twin pairs, have found evidence suggesting ...

Kidney disease is a silent threat that often goes unnoticed until it reaches advanced stages. For Black people, the risk is ...

Learn why scientists say it’s a rare case of animals exploiting their glow for visual signaling.

MIT is one of 45 schools facing a Department of Education investigation for allegedly engaging in race-exclusionary practices ...

If there’s one thing HuffPost’s shopping editors can claim to be experts on, it’s naming the products that are legitimately ...