Those inks are lot No. RB0624, best by June 28, 2027, of Sacred Tattoo Ink’s Raven Black, and lot No. SD1124, best by Nov. 1, 2027, of Sacred Tattoo Ink’s Sunny Daze.

I recently needed to replace the ink on my HP inkjet printer. Four little name-brand HP cartridges of yellow, blue, red and black cost me $123. Ounce for ounce, that’s more than the price of Dom ...

Color them surprised. In a new study, German researchers were able to track how the liquid components of tattoo ink behave in the body. Scientists in Germany’s Federal Institute for Risk ...

Ephemeral tattoos are meant to fade in 15 months, but years later, some customers say they're still stuck with the ink. The tattoo regret is real.

One of the last places we might expect artificial intelligence to show up is the tattoo parlor, with its mix of artistry, personal expression and permanent ink. But a high-end ink shop in New York ...

E Ink screens are truly best for reading and writing, so I didn’t spend much time binge watching YouTube on Boox’s device – but I was happy that I had the freedom to do so.