Search Results for: Fish

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8,119 results

8,119 results for: Fish

  1. Animals

    Beaked whales may evade killer whales by silently diving in sync

    To slip past predators, beaked whales appear to synchronize their deep dives, staying silent while not hunting and ascending far from where they dove.

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  2. Ecosystems

    Moonlight shapes how some animals move, grow and even sing

    The moon’s light influences lion prey behavior, dung beetle navigation, fish growth, mass migrations and birdsong.

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  3. Environment

    A year long expedition spotlights night life in the Arctic winter

    Scientists anchored to an ice floe near the North Pole are investigating how life survives polar night and what changes will occur as the Arctic continues to warm.

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  4. Animals

    Humpback whales in the South Atlantic have recovered from near-extinction

    A new count shows the population off Brazil went from about 450 in the 1950s to some 25,000 today.

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  5. Animals

    Tiny structures in dragonfish teeth turn them into invisible daggers

    The teeth of deep-sea dragonfish are transparent because of nanoscale crystals and rods that let light pass through without being scattered.

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  6. Earth

    Only a third of Earth’s longest rivers still run free

    Mapping millions of kilometers of waterways shows that just 37 percent of rivers longer than 1,000 kilometers remain unchained by human activities.

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  7. Climate

    How the Arctic’s poor health affects everyday life

    A new NOAA report features testimony from indigenous communities in Alaska who are weathering the impacts of Arctic warming.

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  8. Tech

    Tiny magnetic coils could help break down microplastic pollution

    Carbon nanotubes designed to release plastic-eroding chemicals could clear the long-lasting trash from waterways.

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  9. Life

    Aye-ayes just got weirder with the discovery of a tiny, sixth ‘finger’

    Aye-ayes have a sixth “finger,” or pseudothumb, that may compensate for other, overspecialized fingers by helping the lemurs grip things.

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  10. Paleontology

    This ancient dinosaur was no bigger than a hummingbird

    The skull of one of these Mesozoic Era birds — the tiniest yet known — was discovered encased in a chunk of amber originally found in Myanmar.

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  11. Health & Medicine

    What we know — and don’t know — about a new virus causing pneumonia in China

    A newfound coronavirus is behind a mysterious outbreak of pneumonia in central China. Experts urge vigilance but say there’s no cause for panic.

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  12. Paleontology

    New fossils may capture the minutes after the dinosaur-killing asteroid impact

    North Dakota fossils may depict the aftermath of the dinosaur-killing asteroid, but controversial claims about the breadth of the find are unproven.

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