Uncategorized

  1. Health & Medicine

    Eye Protection: Antibiotic knocks back blinding disease

    Twice-a-year administration of the antibiotic azithromycin to Ethiopian villagers greatly reduces cases of trachoma, a blinding eye disease.

    By Nathan Seppa
  2. Astronomy

    Stellar Switch: Sun not alone in making magnetic flip-flops

    After years of searching, researchers have for the first time documented that a star other than the sun flips its magnetic poles.

    By Ron Cowen
  3. Earth

    Going Down: Climate change, water use threaten Lake Mead

    If climate changes as expected and future water use is not curtailed, there's a 50 percent chance that Arizona's Lake Mead, one of the southwestern United States' key reservoirs, will become functionally dry in the next couple of decades.