Tag: Light-emitting diode

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30-second cellphone recharge technology developed by high school student

30-second cellphone recharge technology developed by high school student

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

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

The transformation of world through LEDs

The transformation of world through LEDs

Have you ever noticed the little light on your phone or the bright colors on a big billboard and wondered...

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

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

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

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