Colored, special effect inks, used in permanent markers, printers, or other dispensers, have a very attractive appearance and are extremely popular for lettering and drawing on non-porous materials.

Once iOS 10 officially launches on Sept. 13, we’ll have loads of new features to play with — including the new Bubble Effects in Messages, Apple’s text messaging app. I do have to say, though, that ...

Putting secrets in texts is risky business. An email is almost certainly a no-go, as is a traditional SMS. Encrypted texting, like iMessage, is better, since only your device and the recipient’s can ...

Sea hares, Aplysia californica, have a diversity of anti-predatory defenses. One is an actively released chemical defense: an ink secretion that is a mixture of two glandular products—ink from the ink ...

White tattoos have taken the stage and certainly peeked many of us ink lover's curiosity — especially mine. The biggest question that keeps me from running out to get a beautiful white ink tattoo on ...