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Seven Must-Read Stories (Week Ending December 20, 2014)

Another chance to catch the most interesting, and important, articles from the previous week on MIT Technology Review.
  1. The Troll Hunters
    A group of journalists and researchers wade into ugly corners of the Internet to expose racists, creeps, and hypocrites. Have they gone too far?
  2. Chemical-Sensing Displays and Other Surprising Uses of Glass
    An inside look at Corning’s labs suggests what’s next for the inventor of Gorilla Glass.
  3. What Are MOOCs Good For?
    Online courses may not be changing colleges as their boosters claimed they would, but they can prove valuable in surprising ways.
  4. On Creativity
    How do people get new ideas?
  5. Desalination out of Desperation
    Severe droughts are forcing researchers to rethink how technology can increase the supply of fresh water.
  6. Chip-Making Tools Produce Ultra-Efficient Solar Cells
    Equipment for making microchips has led to solar cells that are twice as efficient as conventional ones.
  7. Geneticists Begin Tests of an Internet for DNA
    Scientists are starting to open their DNA databases online, creating a network that could pave the way for gene analysis at a new scale.
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