Gray hair, although a sign of wisdom and experience, isn't always welcome. Fortunately, there's a natural dye that promises ...

The effects of antigravity are hair-raising — and hair-graying. When US astronauts Barry “Butch” Wilmore and Sunita Williams touched back down to Earth after their prolonged nine-month ...

Melanocytes, which are cells that produce melanin, are responsible for hair color. Over time, their number decreases, making ...