Uncategorized

  1. Space

    Magellanic firestorm

    To celebrate the Hubble Space Telescope’s 100,000th orbit about Earth, astronomers aimed the observatory at a firestorm of stellar activity in the Large Magellanic Cloud, a satellite galaxy of the Milky Way.

    By Ron Cowen
  2. Physics

    Invisibility within sight

    Two new studies take steps toward practical materials that can bend light backward, which could lead to invisibility cloaks.

    By Davide Castelvecchi
  3. Health & Medicine

    Never bet against a pro

    Players run a simulation of a throw in their own brains and muscles and are more accurate at predicting whether a shot will go in the basket than coaches, sports journalists or novice watchers.

    By Tina Hesman Saey
  4. Life

    DNA defense

    Scientists find a type of white blood cell releases its mitochondrial DNA, along with toxic proteins, as a defense against invading bacteria.