This time around it’s [Dino’s] turn. He’s been asked to alter a light bulb efficiency demo so that it includes an LED option. The idea here is that you crank a generator to power different ...

Tungsten, introduced in the early 20th century, has a higher melting point, which allows for brighter and more efficient bulbs. However, despite these advancements, the average modern incandescent ...

LED light bulbs are bright, energy-efficient and can be equipped with extra features, unlike regular bulbs. Whether you're looking for maximum brightness in darker rooms or you want a light source ...