New research explains how scalp hair grows so long, and how its characteristics helped us thrive.

A wooly coat and a head of human hair have more in common than you think; not only do they help retain body heat, they’re both made from keratin protein fibers. Now, a Dutch startup is ...

Chinese micro-painter Jin Yin Hua has painted an image of a giant panda on a single human hair. The artist took 10 days to create the mini-masterpiece using a single rabbit hair as a paintbrush.

Healthy human hair grows at an average rate of 0.01 inch (0.35 millimeters) per day, which adds up to roughly 0.5 inch (13 mm) per month, or 6 inches (15 centimeters) per year, according to the ...