Three-dimensional printing has come a long way since the first 'rapid prototyping' patent was rejected in 1980. We've evolved from basic designs to a wide range of highly-customizable objects. Still, ...

Imagine you’re in IKEA, looking for a plastic kitchen stool. You find one, but—darn—it’s turquoise, which just doesn’t match your home color scheme. No problem. You tell a salesperson, who pushes a ...

Researchers have developed a 'coloring-by-shrinking' method to print arbitrary 3D microscopic objects exhibiting structural colors. The design consisted of woodpile photonic crystals with varying ...

Is your green my green? Probably not. What appears as pure green to me will likely look a bit yellowish or blueish to you. This is because visual systems vary from person to person. Moreover, an ...