Search Results for: Fish

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8,261 results

8,261 results for: Fish

  1. Life

    How bearded dragons switch their sex

    RNA editing might affect reptile sex determination at temperature extremes.

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  2. Neuroscience

    Somewhere in the brain is a storage device for memories

    New technology and new ideas spur the hunt for the physical basis of memory.

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  3. Ecosystems

    Invasive species, climate change threaten Great Lakes

    In The Death and Life of the Great Lakes, a journalist chronicles the lakes’ downward spiral and slow revival.

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  4. Paleontology

    Primitive whales had mediocre hearing

    Fossils suggest that early whale hearing was run-of-the-mill, along the same line as that of land mammals.

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  5. Oceans

    50 years ago, humans could pick the oceans clean

    Scientists have long recognized that we might overfish the oceans. Despite quotas, some species are paying the price of human appetite.

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  6. Psychology

    A look at Rwanda’s genocide helps explain why ordinary people kill their neighbors

    New research on the 1994 Rwanda genocide overturns assumptions about why people participate in genocide. A sense of duty, not blind obedience, drives many perpetrators.

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  7. Animals

    How a dolphin eats an octopus without dying

    An octopus’s tentacles can kill a dolphin — or a human — when eaten alive. But wily dolphins in Australia have figured out how to do this safely.

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  8. Earth

    Devastation detectives try to solve dinosaur disappearance

    Dinosaurs and others faced massive losses 66 million years ago from an asteroid impact, volcanic eruptions or maybe a mix of the two.

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  9. Animals

    ‘Furry Logic’ showcases how animals exploit physics

    "Furry Logic" explores how animals rely on the laws of physics in pursuit of food, sex and survival.

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  10. Animals

    To zip through water, swordfish reduce drag

    A newly discovered oil-producing organ inside the swordfish’s head gives the animal slick skin to swim faster.

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  11. Animals

    Animals give clues to the origins of human number crunching

    Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.

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  12. Paleontology

    Fossil shows that ancient reptile gave live birth

    A new fossil shows that a prehistoric reptile may have given birth to live young, unlike its egg-laying descendants, birds and crocodiles.

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