All Stories

  1. Animals

    Scientists Say: Megalodon

    The extinct megalodon (Otodus megalodon) was the largest shark to ever prowl the oceans.

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  2. Tech

    Artificial intelligence helped design a new type of battery

    Supercomputing and AI cut the early discovery steps from decades to just 80 hours. The process led to a new solid electrolyte.

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  3. Animals

    Analyze This: Marsupial gliders may avoid the ground to dodge predators

    It has been unclear why gliding evolved in marsupials. To search for clues, researchers strapped activity trackers to some of these cryptic creatures.

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  4. Science & Society

    U.S. lawmakers look for ways to protect kids on social media

    The U.S. government wants to protect young social media users from exploitation, bullying and more. The companies should play a role in this, it says.

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  5. Earth

    Explainer: Sprites, jets, ELVES and other storm-powered lights

    Fleeting glows collectively known as “transient luminous events” flash in the skies above powerful lightning storms.

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  6. Animals

    This frog is the world’s smallest known vertebrate

    Neither fleas nor toads, Brazilian flea toads are almost flea-sized. These mini frogs are small enough to fit on a pinkie fingernail.

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  7. Environment

    Scientists Say: Carbon capture

    Carbon capture technology tackles climate change by stomping out carbon dioxide at the source.

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  8. Animals

    At last: How poison dart frogs ship defense toxins to their skin

    A liver protein appears to help the amphibians collect and move toxins from their food to their skin. Those toxins can defend the frogs from predators.

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  9. Brain

    Handwriting may boost brain connections that aid memory

    Writing with a pen — but not typing — boosted links between regions used for motion and memory. That may help explain why writing fosters learning.

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  10. Health & Medicine

    Health problems persist in Flint 10 years after water poisoning

    Flint, Mich., residents still show health impacts long after a switch in their drinking-water source exposed them to toxic lead and other pollutants.

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  11. Science & Society

    Community action helps people cope with Flint’s water woes

    Activism, social media and public education are helping residents in the aftermath of the water crisis in Flint, Mich.

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  12. Health & Medicine

    9 things to know about lead’s health risks — and how to curb them

    Lead has been linked to lower IQ, behavior problems, mental-health disorders, strokes and more health impacts. There are ways to reduce your exposure.

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