Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...

Color-changing mood rings, forehead fever strips and car-shade indicators all change hues as they warm and cool, thanks to a ...

Open up the world of printing anywhere in the world with these portable printers from Canon, HP, Epson, and Kodak. By Brandt Ranj Updated Jun 18, 2025 3:10 PM EDT Add Popular Science (opens in a new ...

The color of your apple skin may reveal hints about its flavor and beneficial plant compound content. Here's what to know—and which hues to select for the most health benefits.

Metallic effects on plastic surfaces have become standard in many industries, from automotive interiors and exteriors to toys ...

Macworld reports that Apple is developing a new “Dark Cherry” signature color for the iPhone 18 Pro, described as a deep wine-like red shade. The iPhone 18 Pro series is expected to feature design ...