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  2. Vision in fish - Wikipedia

    en.wikipedia.org/wiki/Vision_in_fish

    A mutation of the opsin on the SWS-1 pigment allows some vertebrates to absorb UV light (≈360 nm), so they can see objects that reflect UV light. [22] A wide range of fish species has developed and maintained this visual trait throughout evolution, suggesting it is advantageous.

  3. Purpura - Wikipedia

    en.wikipedia.org/wiki/Purpura

    Purpura (/ ˈ p ɜːr p jʊər ə / [1]) is a condition of red or purple discolored spots on the skin that do not blanch on applying pressure. The spots are caused by bleeding underneath the skin secondary to platelet disorders, vascular disorders, coagulation disorders, or other causes. [2]

  4. Atmospheric optics - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_optics

    This is because long-wavelength (red) light is scattered less than blue light. The red light reaches the observer's eye, whereas the blue light is scattered out of the line of sight. Other colours in the sky, such as glowing skies at dusk and dawn. These are from additional particulate matter in the sky that scatter different colors at ...

  5. Human penis - Wikipedia

    en.wikipedia.org/wiki/Human_penis

    In human anatomy, the penis (/ ˈ p iː n ɪ s /; pl.: penises or penes; from the Latin pēnis, initially "tail" [1]) is an external male sex organ (intromittent organ) that serves as a passage for excretion of urine and ejaculation of semen.

  6. Hanuman - Wikipedia

    en.wikipedia.org/wiki/Hanuman

    However, when his tail is lit, he shrinks his tail back and breaks free of his bonds with his superhuman strength. He jumps out a window and jumps from rooftop to rooftop, burning down building after building, until much of the city is ablaze. Seeing this triumph, Hanuman leaves back for India. [52] [53]

  7. Haitian Vodou - Wikipedia

    en.wikipedia.org/wiki/Haitian_Vodou

    In English, Vodou's practitioners are termed Vodouists; [45] in French and Haitian Creole, they are called Vodouisants [46] or Vodouyizan. [47] Another term for adherents is sèvitè (serviteurs, "devotees"), [48] reflecting their self-description as people who sèvi lwa ("serve the lwa "), the supernatural beings that play a central role in Vodou.

  8. Night vision - Wikipedia

    en.wikipedia.org/wiki/Night_vision

    The image intensifier is a vacuum-tube based device (photomultiplier tube) that can generate an image from a very small number of photons (such as the light from stars in the sky) so that a dimly lit scene can be viewed in real-time by the naked eye via visual output, or stored as data for later analysis. While many believe the light is ...

  9. Sexual objectification - Wikipedia

    en.wikipedia.org/wiki/Sexual_objectification

    [4] [5] [6] Although opinions differ as to which situations are objectionable, many see the objectification of women taking place in the sexually oriented depictions of women in advertising, art and media, pornography, the occupations of stripping and prostitution, and women being brazenly evaluated or judged sexually or aesthetically in public ...