Please remain seated” is a common announcement heard over a plane’s loudspeaker after landing — and it’s oft ignored.

Glue-Like Substance Produced by Head Lice Holds DNA Evidence, Sheds Light on South American Ancestry Scientists recovered DNA from cement on hairs that were taken from mummified remains that were ...

As spring activities such as baseball and bike riding start to flourish, parents are reminded this “helmet season” may be a catalyst for head lice. “I think people panic about head lice,” said Sue ...

Lice can easily be mistaken for dandruff because nits, or louse eggs, are white or light yellow and are strongly attached to the hair. As the parasite develops, it causes the characteristic ...