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  2. Photoprotection - Wikipedia

    en.wikipedia.org/wiki/Photoprotection

    Photoprotection is the biochemical process that helps organisms cope with molecular damage caused by sunlight.Plants and other oxygenic phototrophs have developed a suite of photoprotective mechanisms to prevent photoinhibition and oxidative stress caused by excess or fluctuating light conditions.

  3. Ulexite - Wikipedia

    en.wikipedia.org/wiki/Ulexite

    Ulexite (/ juː ˈ l ɛ k s aɪ t /) sometimes called TV rock or TV stone due to its unusual optical properties, is a hydrous borate hydroxide of sodium and calcium with the chemical formula NaCaB 5 O 6 (OH) 6 ·5H 2 O. The mineral occurs as silky white rounded crystalline masses or in parallel fibers.

  4. Blue light spectrum - Wikipedia

    en.wikipedia.org/wiki/Blue_light_spectrum

    Blue light is absorbed by the structural proteins, enzymes, and protein metabolites found in the lens. [9] The absorption of blue light creates yellow pigments in the lens's protein. The lens progressively darkens and turns yellow. [9] Blue light is absorbed by the lens, preventing blue light from reaching the retina at the back of the eye. [12]

  5. Sunscreen - Wikipedia

    en.wikipedia.org/wiki/Sunscreen

    Two photographs showing the effect of applying sunscreens in visible light and in UVA. The photograph on the right was taken using ultraviolet photography shortly after application of sunscreen to half of the face. The sun protection factor (SPF rating, introduced in 1974) is a measure of the fraction of sunburn-producing UV rays that reach the ...

  6. Biological effects of high-energy visible light - Wikipedia

    en.wikipedia.org/wiki/Biological_effects_of_high...

    Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.

  7. They lost their insurance. Then their homes burned - AOL

    www.aol.com/lost-insurance-then-homes-burned...

    Residents often have to patch together the FAIR plan’s fire coverage with policies from other carriers to approximate their prior benefits, which can end up being a much costlier package.

  8. Health effects of sunlight exposure - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_sunlight...

    Light to the eyes, primarily blue-wavelength light, is important for the entrainment and maintenance of robust circadian rhythms. Exposure to sunlight in the morning is particularly effective; it leads to earlier melatonin onset in the evening and makes it easier to fall asleep. Natural daylight exposure, particularly at high intensities, has ...

  9. Kohl's is closing 27 stores nationwide. See the full list - AOL

    www.aol.com/news/kohls-closing-27-stores...

    A Kohl's department store sign hangs outside the building on March 12, 2024 in Miami, Florida. Shares of Kohl's fell as it posted a drop in same-store sales in the fourth quarter.

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