Search Results for: desert ecosystem

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146 results
  1. Earth

    Signs of Life?

    Life's effects on a planet's terrain show up only in surprisingly subtle ways.

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  2. Earth

    The Big Dry

    Parts of Australia have suffered from severe drought for more than a decade, and people, vegetation, and animals are feeling the heat.

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  3. Ecosystems

    Brave Old World

    If one group of conservation biologists has its way, lions, cheetahs, elephants, and other animals that went extinct in the western United States up to 13,000 years ago might be coming home.

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  4. Animals

    Sexually Deceptive Chemistry: Beetle larvae fake the scent of female bees

    Trick chemistry lets a bunch of writhing caterpillars attract a male bee that they then use as a flying taxi on their way to find food.

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  5. Ecosystems

    Most Bees Live Alone

    Concern about honeybee shortages has inspired new interest in bees that lead solitary lives and don't bother storing honey.

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  6. Humans

    Science News of the Year 2006

    A review of important scientific achievements reported in Science News during the year 2006.

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  7. Plants

    Smokey the Gardener

    Wildfire smoke by itself, without help from heat, can trigger germination in certain seeds, but just what the vital compound in that smoke might be has kept biologists busy for years.

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  8. Humans

    Science News of the Year 2005

    A review of important scientific achievements reported in Science News during the year 2005.

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  9. Earth

    Thin Skin

    Desert pavement, a delicate veneer of stones that covers the surface of up to 50 percent of the world's arid lands, is susceptible to being damaged by everything from multi-ton tanks to careless footsteps, and the resulting scars can take thousands of years to mend on their own.

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  10. Humans

    Science News of the Year 2004

    A review of important scientific achievements reported in Science News during the year 2004.

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  11. Anthropology

    The Ultimate Colonists

    Human ancestors managed to adjust to life in a variety of ecosystems during the Stone Age, indicating that their social lives were more complex than they've often been given credit for.

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  12. Paleontology

    Learning from the Present

    New field studies of unfossilized bones, as well as databases full of information about current fossil excavations and previous fossil finds, are providing insights into how complete—or incomplete—Earth's fossil record may be.

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