News

  1. Life

    Protein protects sperm in mice

    A protein called GPX5 helps protect sperm from oxidative damage. The finding could help prevent birth defects.

    By Tina Hesman Saey
  2. Health & Medicine

    Rheumatoid arthritis drug clears hurdle

    Anti-inflammatory injections of golimumab work in people with rheumatoid arthritis who failed to improve on other meds.

    By Nathan Seppa
  3. Planetary Science

    Losing Louisiana

    A new model predicts that rises in sea level, combined with subsiding lands, will claim a tenth of the state by century’s end.

    By Sid Perkins
  4. Earth

    Ozone hole trims polar water’s CO2-absorbing power

    Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification.