A new study shows how the annoying little louse has hitchhiked around the world with humans and has much to teach us about history. Lice DNA is a revealing textbook of human history Head lice are ...

Since humans have had hair, we've probably also had lice. The small parasites, which live on human heads, have plagued school classrooms and sleepovers alike for centuries, but a new study shows a ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Head lice are considered a nuisance — a pest to be evicted from the hair on your head or the head of a loved one with a special comb or shampoo. But there's more to lice than their elimination. These ...

Lice have irked humans for many centuries. In this 1497 woodcut printed in Strasburg, Germany, a man is de-loused. (Science & Society Picture Library via Getty Images) Head lice are considered a ...