UV Light Tattoos

Ultraviolet (UV) light is electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays (from 400 nm to 10 nm in wavelength). These geeky tattoos can only be seen under a black light lamp, which emits long-wave UVA radiation and little visible light. Fluorescent black light lamps use a phosphor on the inner tube surface, which emits UVA light instead of visible light. Click here to view the first image in today’s viral picture gallery. Continue reading for a viral video of the five funniest parking lot FAILS.

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A technology, gadget and video game enthusiast that loves covering the latest industry news. Favorite trade show? Mobile World Congress in Barcelona.