For those circumstances, consider whipping up a set of these 3D-printed seven-segment displays. The build consists of a 3D printed frame, with each segment containing two WS2812B addressable LEDs.

The flaps themselves are 3D-printed, with filament changes used to color the characters against the background. If you’ve ever dreamed of building a flap-display clock or ticker, you needn’t ...

A research team has developed an adaptable three-dimensional (3D) display panel using circularly polarized luminescence (CPL) ...