Getting to Know Your Light Bulbs

Lighting our houses has come a long way since the humble candle. What you may not know is that Edison didn’t ‘invent’ the first light bulb – there were numerous attempts by people from around 1802 to create artificial light and the first item that could be properly called a ‘light bulb’ in the way we understand it was invented by a British scientist, Warren de la Rue in 1840. It worked well, but used a coiled platinum filament – which was too expensive for commercial use. Next up came another British physicist, Joseph Wilson Swan. He conducted various...

Read More