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  1. 19786

    I went most of my adult life multiple sclerosis-free, with only an occasional symptom. Then in 1981, I quit cold turkey after 35 years of smoking and never went back to it. Shortly after I quit, my MS started full blown. Is it possible that smoking kept the MS in remission all those years? I […]

    By Science News
  2. Paleontology

    Ancient Glider: Dinosaur took to the air in biplane style

    About 125 million years before the Wright Brothers took to the air with their biplane, a 1-meter-long dinosaur may have been swooping from tree to tree using the same arrangement of wings.

    By Sid Perkins
  3. Astronomy

    Magnificent McNaught

    Flaunting a majestic tail over southern skies, Comet McNaught became in mid-January the brightest comet in more than 40 years.