How laser tattoo removal works
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What makes tattoos permanent?
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.
The history of tattoos
If you have a tattoo, you’re part of a rich cultural history that dates back at least 8,000 years. Where did this practice of body modification come from, and how has its function changed over time? Addison Anderson tracks the history of getting inked.
Laser technology is making tattoo removal easier than ever read - Smithsonian
Thanks to recent advances, the tattoo removal business has quadrupled in the last decade.
Tattooing close up (in slow motion) - YouTube
SmarterEveryDay explains how tattooing works in slow motion.