News

  1. Physics

    Antiglare eye black is better than tape

    Black grease that athletes smear under their eyes to control the glare of the sun really helps them discern contrast; what's more, it works better than black tape, a newer antiglare aid.

    By Nathan Seppa
  2. Materials Science

    Miniature Motor: Nanotubes central to new rotating device

    Researchers have used miniature, nested cylinders, called multiwalled carbon nanotubes, to make a motor only 300 nanometers long.

    By Jessica Gorman

  3. Beyond Clots: Platelets in blood may guide immune response

    Platelets, best known for their ability to create blood clots in wounds, may also have a role in the immune system.

    By John Travis
  4. Astronomy

    Taking the Crab’s pulse

    Simultaneous recordings of a pulsar's radio emissions and its visible beam shed new light on the seemingly chaotic variations in the intensities of those emissions.

    By Ben Harder
  5. Tech

    Press ‘n’ Peel Lasers: Coaxing light beams out of cheap plastic

    Researchers have devised a way to imprint lasers in plastic—an achievement that may one day lead to ultracheap lasers mass-produced like poker chips.

    By Peter Weiss
  6. Astronomy

    Sky Prospecting: Surveying the universe’s middle-aged galaxies

    With a new sky survey, astronomers can tell the story of what happened during the universe’s middle years—about 7 billion years ago.

    By Sorcha McDonagh
  7. Earth

    Long-Term Ocean Venting: Seafloor system has been active for ages

    Analyses of mineral deposits in and around a unique set of hydrothermal vents beneath the Atlantic Ocean suggest that the site's tallest towers of minerals have been growing for at least 30,000 years.

    By Sid Perkins

  8. Giving Aid, Staying Alive: Elderly helpers have longevity advantage

    Over a 5-year period, older people who offered a lot of social support to their spouses, friends, relatives, and neighbors displayed a lower mortality rate than seniors who gave little or no social support.

    By Bruce Bower
  9. Health & Medicine

    Intestinal Fortitude: Treatment for colitis shows early success

    Given as a drug, a protein fragment called epidermal growth factor induces remission in people with ulcerative colitis, apparently by healing intestinal lesions.

    By Nathan Seppa
  10. Health & Medicine

    Promising drug cuts tumor metabolism

    Early safety trials of an experimental medicine suggest that it could be used for treating several serious cancers.

    By Ben Harder
  11. Health & Medicine

    Immune test predicts tolerance for radiation

    A new blood test can foretell which cancer patients are likely to suffer serious delayed side effects from radiation therapy.

    By Ben Harder
  12. Health & Medicine

    Genes linked to colon cancer take sides

    Cancers on opposite sides of the colon are genetically distinct and should be studied and treated as separate entities.

    By Ben Harder
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