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  1. Four space walks to Hubble completed

    Final repair mission to Hubble launched May 11 enjoys success so far.

    By Ron Cowen
  2. Humans

    Intel ISEF winners announced

    Projects on smarter roundworms, glowing bacteria as pollutant detectors and the shared history of bees and nematodes take three top spots; Seaborg winner also named.

    By Rachel Ehrenberg

  3. Eyes on the sky

    A roster of new and proposed telescopes

    By Science News
  4. Health & Medicine

    ‘Super Size’ diet increases insulin resistance

    Scientists study effects of a month-long fast food binge, finding that weight gain and insulin resistance may be related.

    By Tina Hesman Saey
  5. Humans

    Students present projects at 2009 ISEF

    Flatworms, inflatable suits and alternatives to windmills make appearances at this week's international science competition in Reno.