Feature

  1. Chemistry

    Mosquito Magnets

    Your skin chemicals lure blood-sucking insects to their next meal.

    By Corinna Wu
  2. Health & Medicine

    Loosen Up

    Bacterial toxin may lead to less painful treatments for diabetes and brain cancer.

    By John Travis
  3. Health & Medicine

    Taking a Break

    Can interrupting their treatment benefit HIV-infected people?

    By Damaris Christensen
  4. Tech

    Ribbon to the Stars

    Advances in one of the tiniest of technologies—carbon nanotubes—is bringing the concept of a space elevator closer to reality.

    By Ron Cowen

  5. A Man’s Job

    Sperm contain an unexpected payload of RNA, a discovery offering insight into infertility, cloning, and contraception.

    By John Travis
  6. Animals

    Music without Borders

    When birds trill and whales woo-oo, we call it singing. Are we serious?

    By Susan Milius
  7. Health & Medicine

    The New GI Tracts

    For preventing heart disease, diets that control insulin are all the buzz.

    By Janet Raloff

  8. Pushing the Mood Swings

    Social and psychological forces sway the course of manic depression.

    By Bruce Bower
  9. Astronomy

    Less Massive than Saturn?

    Astronomers pass a milestone in the search for new worlds.

    By Ron Cowen
  10. Materials Science

    The Buck Starts Here

    The U.S. Mint performed some neat tricks to make a golden dollar.

    By Corinna Wu

  11. Get Rid of the Bodies

    Scientists are learning how organisms safely clear out cell corpses.

    By John Travis
  12. Materials Science

    Materials with Memory

    Metal alloys and polymers that can remember a preprogrammed shape may literally reshape technologies ranging from warfare to medicine and car repair.

    By Jessica Gorman