Exposing what's in tattoo ink

From life-like faces to elaborate nature scenes, tattoos are a true art form. Although people have decorated their bodies for millennia for ceremonial and religious reasons, many people today adorn themselves with these images ...

Coffee-ring phenomenon explained in new theory

The formation of a simple coffee stain has been the subject of complex study for decades, though it turns out that there remain some stones still to be turned. Researchers at the University of Nevada, Reno have modeled how ...

The microscopic topography of ink on paper

A team of Finnish scientists has found a new way to examine the ancient art of putting ink to paper in unprecedented 3-D detail. The technique could improve scientists' understanding of how ink sticks to paper and ultimately ...

Plastic crystals open up possibilities for novel materials

(Phys.org) —Researchers of the Dutch FOM Foundation have discovered that plastic crystals, which constitute a special type of matter, can be made with the help of rod-shaped particles. The crystals could be used, for example, ...

Silicon ink is spot on, NREL experiments show

Ink can cause a mess, but the Silicon Ink developed by Innovalight behaves itself so well that when it is added to a solar cell it doesn't clump or spill, instead it boosts the cell's power by a startling, profit-boosting ...

The Shrinky Dink solution

Toys don't usually inspire high-tech innovation, but Michelle Khine's childhood favorite did just that.