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  2. Diatomaceous earth - Wikipedia

    en.wikipedia.org/wiki/Diatomaceous_earth

    Diatomite rock sample from Sisquoc Formation Scanning electron micrograph of diatomaceous earth. Diatomaceous earth (/ ˌ d aɪ. ə t ə ˈ m eɪ ʃ ə s / DY-ə-tə-MAY-shəs), also known as diatomite (/ d aɪ ˈ æ t ə m aɪ t / dy-AT-ə-myte), celite, or kieselguhr, is a naturally occurring, soft, siliceous sedimentary rock that can be crumbled into a fine white to off-white powder.

  3. Bed bug control techniques - Wikipedia

    en.wikipedia.org/wiki/Bed_bug_control_techniques

    A sample of food-grade diatomaceous earth. Inorganic materials such as diatomaceous earth or amorphous silica gel may be used in conjunction with other methods to manage a bed bug infestation, provided they are used in a dry environment. Upon contact with such dust-like materials, the waxy outer layer of the insect's exoskeleton is disrupted ...

  4. Diatomaceous earth filtration - Wikipedia

    en.wikipedia.org/wiki/Diatomaceous_earth_filtration

    Diatomaceous earth filtration is a special filtration process that removes particles from liquids as it passes through a layer of fossilized remains of microscopic water organism called diatoms. These diatoms are mined from diatomite deposits which are located along the Earth's surface as they have accumulated in sediment of open and moving ...

  5. Arthropod - Wikipedia

    en.wikipedia.org/wiki/Arthropod

    Arthropod eyes Head of a wasp with three ocelli (center), and compound eyes at the left and right. Most arthropods have sophisticated visual systems that include one or more usually both of compound eyes and pigment-cup ocelli ("little eyes"). In most cases, ocelli are only capable of detecting the direction from which light is coming, using ...

  6. Ancient swimming ‘taco’ had ‘bug jaws,’ new fossils show

    www.aol.com/ancient-swimming-taco-had-bug...

    Scientists have solved a long-standing mystery about how the extinct arthropod Odaraia alata snipped, gripped and ripped its way to ancient survival. Ancient swimming ‘taco’ had ‘bug jaws ...

  7. Mites of livestock - Wikipedia

    en.wikipedia.org/wiki/Mites_of_livestock

    The fungi infest the surface of the cuticle and penetrate into it, smothering the mites. Self-dusting by birds is a natural defense against mites (and lice) and can be aided by poultry farmers providing diatomaceous earth (also known as kaolin). [49] The harsh dust of the diatomaceous earth abrades the cuticle of the mites, dehydrating them ...

  8. Diatom - Wikipedia

    en.wikipedia.org/wiki/Diatom

    Diatomaceous earth (diatomite) is a collection of diatom shells found in the Earth's crust. They are soft, silica-containing sedimentary rocks which are easily crumbled into a fine powder and typically have a particle size of 10 to 200 μm.

  9. 66-million-year-old vomit found by amateur fossil hunter

    www.aol.com/66-million-old-vomit-found-164425148...

    A paleontologist hailed the discovery as "truly an unusual find," adding it helped explain the relationships in the prehistoric food chain. 66-million-year-old vomit found by amateur fossil hunter ...

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