Uncategorized

  1. Health & Medicine

    Immune gene variants help stop HIV

    Research on HIV-infected people who rarely develop AIDS might lead to better drugs or a vaccine.

    By Nathan Seppa
  2. Space

    EPOXI spacecraft encounters comet

    Passing within 700 kilometers of the peanut-shaped Hartley 2 nets detailed pictures.

    By Ron Cowen
  3. Life

    Central dogma of genetics maybe not so central

    In thousands of genes, RNA frequently fails to accurately transcribe DNA.

    By Tina Hesman Saey
  4. Space

    Magnetars may fuel briefer bursts

    Rapidly spinning neutron stars could be the source of some short gamma-ray explosions, astronomers propose.

    By Ron Cowen
  5. Planetary Science

    New rock type found on moon

    Odd spots on the lunar farside could be ancient material that originated deep inside the moon.