The first commercially available light bulb cost $1 in 1881, which was three years after Thomas Edison developed the first practical incandescent light bulb. The Seattle Times reveals the $1 price in 1881 translates to $... More »

Thomas Edison is credited with inventing the light bulb. He and his team worked on and tested over 3,000 bulbs, and in 1879, Edison was granted a patent for the first commercially successful light bulb. More » History Inventions

According to the US Department of Energy, Thomas Edison and his team had produced a functional incandescent light bulb by October 1879. Before this, British inventors had been experimenting with arc lamps. The first "con... More »

Thomas Edison invented the incandescent light bulb in 1879. This light bulb lasted 13.5 hours in the first initial testing period. In 1881, Edison proceeded to open an electric light company in Newark to begin developmen... More »

Thomas Edison invented the incandescent light bulb in 1879, patenting it the following year. Before getting the right design for a long-burning, pleasant light for indoor use, he experimented with more than 1,600 differe... More » History Inventions

Although Thomas Edison is credited with the invention of the light bulb, he is actually the inventor of the first commercially-produced light bulb. Several earlier prototypes of the light bulb had been presented prior to... More »

Nikola Tesla did not invent the light bulb, rather it was Thomas Edison that used his knowledge of electricity to invent it after trying and failing many times. Tesla was a prolific inventor however, and even Edison empl... More »