Search Results for: Forests

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5,528 results

5,528 results for: Forests

  1. Health & Medicine

    Ebola may travel on the wing

    Fruit bats can carry the Ebola virus, suggesting that they may spread it in Africa.

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  2. Oceans reveal secrets of viruses

    Scientists have completed the first survey of virus DNA in oceans around the world.

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  3. Earth

    Woods to Waters: Wildfires amplify mercury contamination in fish

    Forest fires mobilize mercury from the soil and can send the toxic metal into nearby streams and lakes where it accumulates in fish.

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  4. Animals

    Extreme Tongue: Bat excels at saying ‘Aah’

    The new champion among mammals at sticking out its tongue is a small bat from Ecuador.

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  5. Ecosystems

    Life Underfoot: Microbial biodiversity takes surprising twist

    When it comes to numbers of bacterial species, rainforest dirt is virtually a desert, but desert dirt bursts with biodiversity.

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  6. Health & Medicine

    Debate Renewed: Diabetes drug ups heart risk

    A popular diabetes drug significantly increases the risk of heart failure and heart attack in those who take it.

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  7. Health & Medicine

    Brain Sabotage: Alzheimer’s protein may spawn miniseizures

    Amyloid-beta, a protein implicated in Alzheimer's disease, causes misfiring of neurons and minor brain seizures in mice.

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  8. Jungle Down There: What’s a kelp forest doing in the tropics?

    Kelp, algae that grow in cold water, turn out to be surprisingly widespread in tropical seas.

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  9. Animals

    Crowcam: Camera on bird’s tail captures bird ingenuity

    Video cameras attached to tropical crows record the birds' use of plant stems as tools to dig out food.

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  10. Anthropology

    Not So Clear-Cut: Soil erosion may not have led to Mayan downfall

    Hand-planted maize, beans, and squash sustained the Mayans for millennia, until their culture collapsed about 1,100 years ago. Some researchers have suggested that the Mayans’ very success in turning forests into farmland led to soil erosion that made farming increasingly difficult and eventually caused their downfall. But a new study of ancient lake sediments has […]

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  11. Animals

    Cousin Who? Gliding mammals may be primates’ nearest kin

    Two species of small, little-known rain forest mammals may be primates' closest living relatives.

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  12. Earth

    Falling Behind: North American terrain absorbs carbon dioxide too slowly

    North America's vegetation soaks up millions of tons of carbon dioxide from the atmosphere each year, an impressive rate of sequestration that still can't keep up with the prodigious emissions of the planet-warming gas generated by human activity on the continent.

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