PhotoTat, a light-activated invisible tattoo ink, changes color and fades on demand. It could replace permanent radiation ...
IFLScience on MSN
Newly developed invisible ink can make colored tattoos that appear and then disappear on demand
Tattoos are, typically, permanent. This is both the appeal of the body art, but also one of its major drawbacks. Now a team ...
The science pros at TKOR show how invisible ink can be made and revealed. Watch a Komodo dragon attack a 1,200-pound buffalo - then follow it until the animal dies Want Korean glass skin? These 5 ...
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