Tag Archives: light bulb

Why do we hear a buzzing noise when we use fluorescent light bulbs?

Those bulbs depend on electrons that fly from one end to the other in order to create light. excited electrons travel inside the tube, hit the inner wall and then the phosphorus atoms from that inner lining create light. there are is also a coil that controls how much electricity flows through the light bulb […]

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A short history of Thomas Edison

Born in 1847 and died 1931. We was more a businessman than an inventor. He did invent the phonograph and the motion picture camera. The incandescent light bulb was an improvement of previous tries of other inventors. Although some consider that we give too much credit to him let’s not forget that it takes a […]

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