Search Results for: Sharks

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778 results
  1. Life

    Gene editing creates mice with two biological dads for the first time

    Scientists have used CRISPR/Cas9 to make mice with two biological fathers.

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  2. Ecosystems

    Beavers are engineering a new Alaskan tundra

    Climate change has enabled the recent expansion of beavers into northwestern Alaska, a trend that could have major ecological consequences for the region in the coming decades.

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  3. Animals

    In marine mammals’ battle of the sexes, vaginal folds can make the difference

    Patricia Brennan and colleagues found certain female ocean mammals have vaginal folds that give them an advantage in mating

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  4. Animals

    Unusually loose skin helps hagfish survive shark attacks

    Hagfish skin that easily slips and slides can be a lifesaver in crises such as shark attacks.

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  5. Animals

    Readers dispute starfishes’ water-swirling abilities

    Volcanic eruptions, fast-freezing water, starfish physics and more in reader feedback.

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  6. Materials Science

    Shark jelly is strong proton conductor

    A jelly found in sharks and skates, which helps them sense electric fields, is a strong proton conductor.

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  7. Animals

    Study ranks Greenland shark as longest-lived vertebrate

    Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.

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  8. Archaeology

    Peru’s plenty brought ancient human migration to a crawl

    Ancient Americans reached Peru 15,000 years ago and stayed put, excavations suggest.

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  9. Ecosystems

    A freshwater, saltwater tug-of-war is eating away at the Everglades

    Saltwater is winning in the Everglades as sea levels rise and years of redirecting freshwater flow to support agriculture and population growth

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  10. Animals

    Sharks follow their noses home

    Leopard sharks draw on scents to navigate back to shore, study suggests.

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  11. Animals

    Tales of creatures large and small made news this year

    Scientists filled in the details of some famous evolutionary tales in 2016 — and discovered a few surprises about creatures large and small.

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  12. Animals

    Slow-moving nurse sharks have a metabolism to match

    The nurse shark has the slowest metabolism of any shark measured so far, a new study finds.

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