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Seven Must-Read Stories (Week Ending February 14, 2015)

Another chance to catch the most interesting, and important, articles from the previous week on MIT Technology Review.
  1. Q&A: Steven Chu
    The former energy secretary, who has begun chasing emerging technologies again, looks back on his successes and failures in government.
  2. Our Fear of Artificial Intelligence
    A true AI might ruin the world—but that assumes it’s possible at all.
  3. A Pancreas in a Capsule
    Stem-cell advocates pin their hopes on an artificial pancreas to treat diabetes.
  4. Experiments Start on a Meltdown-Proof Nuclear Reactor
    Transatomic Power has begun tests on a very cheap and compact molten-salt reactor.
  5. Additive Manufacturing Is Reshaping Aviation
    Advanced manufacturing technologies are leading to smaller jet engines.
  6. Deep Learning Squeezed Onto a Phone
    Artificial-intelligence software can make phones better at tracking your workouts and emotions.
  7. Why We Don’t Have Battery Breakthroughs
    A promising advance that came to nothing suggests what it will take to make cheap batteries for electric cars.
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