How Tattooing Really Works and What Makes Tattoos Permanent [Science Video]

The earliest recorded tattoo was found on a Peruvian mummy in 6,000 BC. That’s some old ink! And considering humans lose roughly 40,000 skin cells per hour, how do these markings last? Claudia Aguirre details the different methods, machines and macrophages (you’ll see) that go into making tattoos stand the test of time.

Related Posts:
–Readers’ Ink: Sexy Geeks with Awesome Tattoos
–Geeks are Indeed Sexy: The Geeky Tattoos Edition [Pics]

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