Search Results for: Spiders

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1,151 results

1,151 results for: Spiders

  1. Physics

    Why the thinnest sticky hairs rule

    The foot hairs of geckos and other creatures that can walk on ceilings may be microscopic because only such slender hairs offer optimal adhesion, regardless of shape.

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  2. Animals

    Not-So-Great Hunter: Said the spider to the fly—Eek! I’m outta here

    The poisonous brown recluse spider may turn out not to be a fearsome hunter so much as a scavenger.

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  3. Tech

    Miniaturized 3-D Printing: New polymer ink writes tiny structures

    A new 3-D printer can build up complex polymer microstructures with features small enough for creating photonic crystals or scaffolds for tissue engineering.

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  4. Astronomy

    Scoping out a stellar nursery

    Penetrating a veil of dust, a space-based infrared observatory has recorded the most complete portrait ever taken of a star-forming region in a nearby galaxy.

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  5. Paleontology

    Oh, what a sticky web they wove

    A look inside a piece of 130-million-year-old amber has revealed a thin filament of spider silk with sticky droplets that look just like those produced by modern spiders.

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  6. Wasp redesigns web of doomed spider

    A wasp larva injects a spider with a web-altering drug, driving the spider to spin a shelter just right for a wasp cocoon.

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  7. Animals

    Killer sex, literally

    Videotapes of yellow garden spiders show that if a female doesn't murder her mate, he'll expire during sex anyway.

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  8. Chemistry

    Secret of strong silk

    By controlling the amount of water in their glands, spiders and silkworms prevent their silk proteins from crystallizing prematurely.

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  9. Spider real estate wars: Wake up early

    Big spiders in a colony get prime real estate day after day by spinning webs early.

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  10. Materials Science

    Super Fibers: Nanotubes make tough threads

    New fibers made from carbon nanotubes and a polymer appear tougher than any other known synthetic or natural material.

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  11. Hungry spiders tune up web jiggliness

    Octonoba spiders tune the sensitivity of their webs according to how hungry they are.

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  12. Animals

    Thoroughly Modern Migrants

    Butterflies and moths are causing scientists to devise a broader definition of migration and this has raised some old questions in new ways.

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