Tungsten-filament bulbs — the most widely used light source in the world — burn hands if unscrewed while lit. The bulbs are infamous for generating more heat than light. Now a microscopic tungsten ...

SINCE the dawn of man, fire and light have beaten away the dark. A lit torch meant the difference between living and falling prey. Ever since Edison invented the light bulb, flashlights, like all ...

Over on YouTube [Drake] from the [styropyro] channel investigates what happens when you take an enormous tungsten incandescent light bulb and pump 30,000 watts through it. The answer: it burns bright ...

Photonic crystals are nanoscopic structures designed to channel light of specific wavelengths while blocking other wavelengths. This ability to control and filter light with great efficiency makes ...

So that's it then. The end of light as we know it. Shops have stopped replenishing their stocks of traditional tungsten light bulbs, and expect to have run out by the end of the week. But to judge ...

The once ubiquitous 60W light bulb is about to plop off the production line for the last time across Europe. But while its light may be dimming, it is still illuminating many of our homes. It is at ...

The once ubiquitous 60W light bulb is about to plop off the production line for the last time across Europe. But while its light may be dimming, it is still illuminating many of our homes. It is at ...