News

  1. Health & Medicine

    Surgical Option: Hysterectomy may top drugs for women with heavy bleeding

    Women who suffer from heavy menstrual bleeding and fail to improve on a hormone-based drug fare better if they choose hysterectomy rather than a regimen of other drugs.

    By Nathan Seppa
  2. Tech

    Miniaturized 3-D Printing: New polymer ink writes tiny structures

    A new 3-D printer can build up complex polymer microstructures with features small enough for creating photonic crystals or scaffolds for tissue engineering.

    By Alexandra Goho
  3. Planetary Science

    Signs of Water Flow: Oceans of data point to ancient Martian sea

    A robotic rover on Mars has found strong evidence that some rocks near the Martian equator were laid down by a shallow, ancient ocean, indicating one of the most likely places to look for remains of life on the Red Planet.