A massive particle detector mounted on the International Space Station may have detected elusive dark matter at last, scientists announced today (April 3).
The detector, the Alpha Magnetic Spectrometer (AMS), measures cosmic-ray particles in space. After detecting billions of these particles over a year and a half, the experiment recorded a signal that may be the result of dark matter, the hidden substance that makes up more than 80 percent of all matter in the universe.
Source: Space.com. Read full article. (link)