Tag: Light-emitting diode

30-second cellphone recharge technology developed by high school student

30-second cellphone recharge technology developed by high school student

May 21, 2013

There was a time when high school science projects involved baking soda volcanoes dropping egg-filled containers from helicopters. That may...

A 450-foot tall game of pong played on the Cira Centre Building in Philadelphia

A 450-foot tall game of pong played on the Cira Centre Building in Philadelphia

November 18, 2022

It's the grandfather of all video games. Pong has been played on many grand stages, but according to Dr. Frank...

How LED lights are made

How LED lights are made

March 5, 2013

LED lights are small, but integral components in our technology. From tiny blips of light that serve as electronics indicators,...

Volvo active high beam control keeps your brights on without blinding others

Volvo active high beam control keeps your brights on without blinding others

March 4, 2013

Turn them on. Turn them off. Turn them on. Turn them off. On busier roads, it gets to the point...

The most detailed lightsaber building instructional infographic you’ll see all day

The most detailed lightsaber building instructional infographic you’ll see all day

November 18, 2012

Let's go ahead and start with a disclaimer - if you build a real lightsaber and harm someone or yourself...