Search Results for: Insects

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6,812 results

6,812 results for: Insects

  1. Humans

    From the August 30, 1930, issue

    alt=”Click to view larger image”> IN COTTON CLOTHING Wolves in the clothing of sheep have been familiar, at least as metaphors, for a couple of millennia. More lately, since we have begun to pay close attention to our trees and shrubs, have we become acquainted with a tiny wolf disguised as a tiny tuft of […]

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  2. Agriculture

    Killer bees boost coffee yields

    Even self-pollinating coffee plants benefit substantially from visits by insect pollinators.

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  3. Earth

    Tomato compound repels mosquitos

    New insect repellents based on a compound that contributes to the smell of crushed tomato leaves are under development.

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  4. Earth

    Hawaii’s Hated Frogs

    Wildlife officials in Hawaii are investigating unconventional pesticides to eradicate invasive frogs—or at least to check their advance.

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  5. Animals

    Butterfly ears suggest a bat influence

    Researchers have found the first bat-detecting ear in a butterfly and suggest that the threat of bats triggered the evolution of some moths into butterflies.

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  6. Animals

    Techno Crow: Do birds build up better tool designs?

    Researchers surveying tool use by New Caledonian crows propose that the birds may be the first animals besides people shown to ratchet up the sophistication of their technology by sharing design improvements.

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  7. Animals

    Walking sticks mimic two leafy looks and split their species

    A species of walking stick may be evolving into two species by adapting to different environments.

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  8. Earth

    Treaty is Imminent for Genetically Engineered Foods

    The Republic of Palau–a 9-year-old confederation of some 300 Pacific islands–has fewer than 20,000 inhabitants and a land area only about 2.5 times the size of Washington, D.C. Yet this tiny nation southeast of the Philippines made big history last week when its government became the 50th to ratify the United Nations’ Cartagena Protocol, a […]

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  9. Better Mosquito: Transgenic versions spread less malaria

    Genetic engineers for the first time have made a mosquito that's wonderfully bad at transmitting malaria.

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  10. Animals

    He and she cooperate on anti-aphrodisiacs

    Scientists have for the first time identified a chemical that serves as a butterfly anti-aphrodisiac.

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  11. Ecosystems

    The Buzz over Coffee

    Most people consider the continued spread of Africanized honeybees in the Americas as horrifying news. Nicknamed killer bees, these notorious social insects rile into stinging mobs with little provocation. But new research finds evidence that these irritable insects have been performing a hitherto unrecognized service for people around the world. They’ve helped keep down the […]

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  12. Beer-flavoring compounds guide insects

    The class of compounds that give beer its bitterness does two more sober jobs in Hypericum flowers.

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