Humans

  1. Genetics

    Your inner Neandertal

    New study finds some DNA in modern humans was passed down from Neandertals.

    By
  2. Health & Medicine

    A pepper part that burns fat

    Study finds that dihydrocapsiate may give a diet extra power.

    By
  3. Health & Medicine

    The mercury in that tuna

    Pinning down how much of the poison is in the fish we buy.

    By
  4. Humans

    A louse-y start for clothing

    A date for appearance of body lice suggests time of first clothes.

    By
  5. Humans

    Writing on eggshells

    Etchings on artifacts suggest that really ancient people used symbols.

    By
  6. Health & Medicine

    What the appendix is good for

    Some body parts seem pointless but in fact have purpose.

    By
  7. Health & Medicine

    Making light of sleep

    Teens are prone to sleep problems, but a little sunshine could help.

    By
  8. Health & Medicine

    Physics of running bared

    Running without shoes softens the blow.

    By
  9. Health & Medicine

    Slumber by the numbers

    Fewer than 1 in 10 teens get ideal amount of sleep.

    By
  10. Health & Medicine

    Got milk? How?

    Scientists are tracking down the first people who squeezed this nutritious liquid out of animals thousands of years ago.

    By
  11. Health & Medicine

    Drugs and zzzzzz’s

    People who take the drug ecstasy are more likely to suffer from a sleeping disorder.

    By
  12. Health & Medicine

    The (kids’) eyes have it

    A visual trick opens a window on brain development.

    By