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113,350+ results

113,350+ results for:

  1. Life

    Fossil helps document shift from sea to land

    New fossils of an ancient, four-limbed creature help fill in the blanks of the evolutionary transition between fish and the first land-adapted vertebrates.

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  2. Astronomy

    Impact may have transformed Mars

    Three teams suggest that a huge object slammed into Mars, giving the planet an unusually dualistic topography.

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  3. Plants

    Move it or lose it

    Climate change may have dire consequences for California’s native plants, which may need to take refuge in some the areas under pressure for development.

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  4. Animals

    Don’t blame the guys

    Scientists take a new look at what drives female damselflies to look like males.

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  5. Earth

    Resonating with the ocean

    An experiment may explain the origin of underwater waves that shape the sediment of continental slopes.

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  6. Health & Medicine

    Ch-ch-ch-changes

    Epigenetic shifts continue throughout a person’s lifetime, and the overall pattern of these shifts appears similar within families.

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  7. Space

    Safe from black holes

    The Large Hadron Collider could generate black holes, but they would be too tiny and short-lived to do any harm and would be no more malevolent than the cosmic rays constantly bombarding Earth, two new reports find.

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  8. Ecosystems

    Human ‘Signature’ in Fish Losses

    Why the whales-ate-my-fish argument doesn't hold water.

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  9. Health & Medicine

    Heel test

    A simple, inexpensive ultrasound test of the heel might reveal whether a person is at risk of osteoporosis and should get more extensive tests.

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  10. Ecosystems

    On Whales’ Appetites: What a Waste

    An advocacy group and renowned scientist floundered in an attempt to compel opinion shapers with the science showing that industrial fleets, not whales, pose a serious threat to fish stocks.

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  11. Life

    Nearly immortal sea creature spreads

    Hydrozoan with reversible life cycle now found worldwide.

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  12. Health & Medicine

    Curative leaf

    Compound in marijuana reduces inflammation without the psychological effects.

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