Life

  1. Plants

    Catnip’s insect-repelling powers grow as Puss chews on it

    Damaging the leaves boosts the plant’s chemical defenses — and their appeal to cats.

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  2. Animals

    Sleepy mosquitoes prefer dozing over dining

    Mosquitoes repeatedly shaken to prevent slumber lagged behind well-rested ones when offered a leg to feed on.

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  3. Animals

    Butterfly ‘tails’ might be part of an escape tactic

    Slender, tail-like extensions on their wings may help some butterflies survive attacks by hungry predators.

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  4. Health & Medicine

    To test for COVID-19, a dog’s nose can match a nose swab

    Dogs can sniff out COVID-19 cases as well as PCR tests can — and are better at ID’ing cases having no symptoms, a new study finds.

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  5. Animals

    Some Greenland polar bears are surviving with very little sea ice

    The ‘glacial mélange’ on which they’ve come to rely — a mix of ice, snow and slush — could be a temporary refuge for some polar bears.

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  6. Animals

    Palm-size marsupials may face extinction from wild ‘house’ cats

    After surviving Australian bushfires, the Kangaroo Island dunnart is losing ground as it's targeted by hungry predators.

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  7. Brain

    Why teens can’t help tuning out mom’s voice 

     Teens often tune out what their mom is saying. Normal brain changes during adolescence could explain why, new research shows.

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  8. Animals

    ‘Mystery monkey’ could mean its parent’s species may be in trouble

    Changes to monkeys’ habitats — including some forest loss to oil palm plantations — might explain why this animal’s parents mated.

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  9. Fossils

    Bright-colored feathers may have topped pterosaurs’ heads

    Fossil remains of a flying reptile hint that their vibrant crests may have originated 250 million years ago in a common ancestor with dinosaurs.

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  10. Space

    The first plants ever grown in moon dirt have sprouted

    This tiny garden shows farming on the moon may be difficult, although not impossible.

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  11. Animals

    Let’s learn about amphibians

    Amphibians are named after the Greek word for “double life” because many transform from water dwellers to landlubbers as they grow up.

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  12. Animals

    Watch how a western banded gecko takes down a scorpion

    New high-speed video reveals how normally mild-mannered geckos can violently shake venomous prey into submission.

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