A huge interactive LED touchscreen has been set up in the middle of New York City. The unique piece of public art has made its debut at Flatiron Plaza at 23rd Street between Broadway and Fifth Avenue.

It’s simple enough to wire up an LED matrix and have it display some pre-programmed routines. What can be more fun is when the LEDs are actually interactive in some regard. [Giulio Pons] achieved this ...

European basketball teams Bayern Munich and Panathinaikos had new high-tech additions this season, right on the court itself. Both teams installed ASB GlassFloor’s interactive LED courts for the ...

A while back, [Chris Lu] was studying how analog circuits, specifically op-amps can be used to perform mathematical operations and wondered if they could be persuaded to solve differential equations, ...