Uncategorized

  1. Health & Medicine

    50 years ago, a drug that crippled a generation found new life as a leprosy treatment

    In 1969, a drug that crippled a generation found new life as a treatment for leprosy.

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  2. Astronomy

    NASA’s Chandra X-ray telescope celebrates 20 years in space

    The U.S. space agency has released new images for the Chandra X-ray Observatory’s 20th birthday.

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  3. Particle Physics

    Dark matter particles won’t kill you. If they could, they would have already

    The fact that no one has been killed by shots of dark matter suggests the mysterious substance is relatively small and light.

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  4. Climate

    How today’s global warming is unlike the last 2,000 years of climate shifts

    Temperatures at the end of the 20th century were hotter almost everywhere on the planet than in the previous two millennia.