If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. When it comes to lighting systems, every DJ needs visuals ...

Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors.

When a high-energy laser hits certain substances, their atoms are ionized and heated into a plasma in a process known as laser-induced breakdown. After the laser is switched off, the electrons and ...

Christmas lights on the outside of your house might look awesome, but they really aren't that much fun to hang up. This year, we are using something different—lasers. Yes, you can now add Christmas ...