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  2. Kordylewski cloud - Wikipedia

    en.wikipedia.org/wiki/Kordylewski_cloud

    In October 2018, the existence of the Kordylewski clouds was reported to have been confirmed by the Royal Astronomical Society, [2] [3] [4] even though, earlier, in 1992, the Japanese Hiten space probe, which passed through the Lagrange points to detect trapped dust particles, did not find an obvious increase in dust levels above the density in ...

  3. Mold - Wikipedia

    en.wikipedia.org/wiki/Mold

    Mold spores are drawn to specific environments, making it easier for them to grow. These spores will usually only turn into a full-blown outbreak if certain conditions are met. [32] Various practices can be followed to mitigate mold issues in buildings, the most important of which is to reduce moisture levels that can facilitate mold growth. [27]

  4. Dust - Wikipedia

    en.wikipedia.org/wiki/Dust

    Cosmic dust is widely present in outer space, where gas and dust clouds are the primary precursors for planetary systems. The zodiacal light, as seen in a dark night sky, is produced by sunlight reflected from particles of dust in orbit around the Sun. The tails of comets are produced by emissions of dust and ionized gas from the body of the comet.

  5. Cosmic dust - Wikipedia

    en.wikipedia.org/wiki/Cosmic_dust

    Cosmic dust – also called extraterrestrial dust, space dust, or star dust – is dust that occurs in outer space or has fallen onto Earth. [ 1 ] [ 2 ] Most cosmic dust particles measure between a few molecules and 0.1 mm (100 μm ), such as micrometeoroids (<30 μm) and meteoroids (>30 μm). [ 3 ]

  6. Is This Toxic Mold? How To Know If It's In Your House—And Why ...

    www.aol.com/toxic-mold-know-house-why-184500544.html

    Mold allergies are present in a minority of the population that is genetically predisposed to mold, and usually this allergy is not life threatening. Black molds, or so called toxic molds, can ...

  7. Noctilucent cloud - Wikipedia

    en.wikipedia.org/wiki/Noctilucent_cloud

    Noctilucent clouds (NLCs), or night shining clouds, [1] are tenuous cloud-like phenomena in the upper atmosphere of Earth. When viewed from space, they are called polar mesospheric clouds (PMCs) , detectable as a diffuse scattering layer of water ice crystals near the summer polar mesopause .

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  9. Alien Life May Exist in the Zone Between Night and Day ... - AOL

    www.aol.com/alien-life-may-exist-zone-144500349.html

    The thin band between perpetual night and day, known as a termination zone, could have just the right ingredients for life to flourish. Alien Life May Exist in the Zone Between Night and Day ...