Featured in inks

Just seven really excellent pens
Invention of The Month: Conductive Ink
Video: Solar Panels Can Be 3-D Printed Onto Regular Paper, Folded 1,000 Times
Ink Spill From UPS Truck Paints a Highway Rainbow
Rewriting Desktop Printer Can Erase and Reuse Documents
Xerox’s Fabric-Printable Circuitry Coming to Production, Heralds Electronic Clothing
New “Disappearing” Nanoparticle Ink Keeps Messages Cryptic
Magnetochromatic Material Changes Color on Command