News

  1. Health & Medicine

    Killing immune cells thwarts arthritis

    Researchers have successfully treated people with rheumatoid arthritis by temporarily wiping out most of their antibody-producing immune cells.

    By John Travis
  2. Health & Medicine

    Prostate enzyme triggers cancer drug

    A new drug reverses advanced prostate cancer in mice by enlisting the aid of prostate-specific antigen, an enzyme found in most prostate tumors.

    By Nathan Seppa
  3. Astronomy

    Rendezvous gets more personal with Eros

    Venturing closer to a space rock than any satellite has ever gone before, the Near Earth Asteroid Rendezvous (NEAR)-Shoemaker mission last week took the sharpest images ever recorded of an asteroid.

    By Ron Cowen
  4. Paleontology

    Early Biped Fossil Pops Up in Europe

    A newly described, nearly complete 290-million-year-old fossil of an ancient reptile pushes back the evidence for terrestrial bipedalism by 60 million years.