Uncategorized

  1. Astronomy

    Gamma view of a big blast

    Astronomers have for the first time used extremely high-energy gamma rays to image a celestial body.

    By Ron Cowen
  2. Health & Medicine

    Sleeve worn on heart fights failure

    A new mesh wrap can be placed around an expanded and weakened heart to restore the organ to an efficient, elliptical form.

    By Ben Harder
  3. Health & Medicine

    Up and down make different workouts

    An unusual study conducted on an Alpine mountainside suggests that climbing a steep slope improves the body's ability to process certain fats, while descending such a slope enhances metabolism of a key sugar.

    By Ben Harder
  4. Astronomy

    Explosive Tales

    Four hundred years after the explosion of the Kepler supernova, the last such stellar eruption in our galaxy, astronomers have examined the supernova's remnant with state-of-the-art telescopes that view it in infrared, optical, and X-ray light.