The Light Bulb

The light bulb was created in the year of 1879 by the inventor Thomas Edison, this Edison invention used electricity to create incandescent light. It provided homes with a reliable, and long-lasting source of light. This invention created better light for homes both at night, and day, and it made it easier to work at night.  To this day we use light bulbs!

Source: http://inventors.about.com/library/inventors/bledison.htm