Vol. 192 No. 9
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More Stories from the November 25, 2017 issue

  1. Life

    Gut fungi might be linked to obesity and inflammatory bowel disorders

    Fungi are overlooked contributors to health and disease.

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  2. Environment

    Pollution killed 9 million people in 2015

    First global look estimates the massive human and financial toll caused by pollution-related health problems.

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  3. Cosmology

    What detecting gravitational waves means for the expansion of the universe

    The latest LIGO signal proves that gravitational waves travel at the speed of light, ruling out a swath of cosmological theories in the process.

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  4. Life

    Nanoscale glitches let flowers make a blue blur that bees can see

    Bees learn about colorful floral rings faster when nanoscale arrays aren’t quite perfect.

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  5. Genetics

    New CRISPR gene editors can fix RNA and DNA one typo at a time

    New gene editors can correct common typos that lead to disease.

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  6. Quantum Physics

    Light’s weird dual nature weathers trip to space and back

    “Delayed-choice” experiment performed in space reaffirms the idea that light can behave like a wave or a particle.

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  7. Paleontology

    T. rex’s silly-looking arms were built for slashing

    Tyrannosaurus rex may have used its small arms for slashing prey.

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  8. Climate

    As ice retreats, frozen mosses emerge to tell climate change tale

    Plants long entombed beneath Canadian ice are now emerging, telling a story of warming unprecedented in the history of human civilization.

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  9. Tech

    This is the lightest robot that can fly, swim and take off from water

    Lightweight, insect-inspired robot can swim, fly and leap from the surface of water.

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  10. Animals

    Climate change may threaten these bamboo-eating lemurs

    Longer dry spells and more nutrient-poor bamboo might eventually doom the greater bamboo lemur, a critically endangered species.

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  11. Astronomy

    An interstellar asteroid might have just been spotted for the first time

    A newly spotted asteroid might be the first known to come from outside the solar system, and it could carry information about the makeup of alien planet systems.

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  12. Physics

    Photons are caught behaving like superconducting electrons

    Light particles, or photons, swap energy like electrons in a superconductor.

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  13. Earth

    Wind may be driving the melting of East Antarctica’s largest glacier

    Winds may be helping warm ocean waters speed up the melting of East Antarctica’s largest glacier.

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  14. Earth

    Dino-dooming asteroid impact created a chilling sulfur cloud

    The Chicxulub impact spewed more sulfur than previously believed.

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  15. Health & Medicine

    Artificial insulin-releasing cells may make it easier to manage diabetes

    Synthetic cells crafted in the lab could provide a more precise, longer-lasting diabetes treatment.

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  16. Animals

    No more than 800 orangutans from this newly identified species remain

    Endangered population of orangutans is the oldest surviving red ape lineage, a new study finds.

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