Head lice have plagued communities for centuries across the world. They have evolved — and traveled — with humans to continually survive and find new hosts. Now, a new study suggests lice DNA can help ...

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 ...

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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 ...

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 ...