Navigation lights can utilize a variety of technologies, such as light emitting diodes (LEDs), incandescent or filament, high intensity discharge (HID), flashing or strobe lighting, and halogen ...
When we last saw [isaac879]’s levitating RGB time fountain, it was made of wood which meant that it would absorb water and didn’t really show off the effect very well. His new version solves ...
Lasers are known for the monochromatic nature of their light, so much so that you might never have thought there could be such a thing as a white laser. But in the weird world of physics ...
When a very high voltage current of electricity is applied, the tube emits a very bright - but very brief - flash of white light. This brief "strobe" of light is good for "freezing" motion in ...