It no longer has to be that way. Australian lighting company Edison Light Globes has introduced a line of LED bulbs that look like an old-fashioned Edison incandescent, burning 5 watts instead of 45.

A set of rare light bulbs, including two created by Thomas Edison, just sold for $30,000 US at auction. Some of the bulbs were used in a lawsuit over the famous inventor's patent.

Keys to the New Jersey lab where Thomas Edison invented the phonograph and some of the lightbulbs that he perfected sold for more than $60,000 at auction on Saturday.The keys sold for $10,625 at ...

Edison had applied for about 400 patents, including improvements to the incandescent bulb, before he left for New York City in 1882, said Kathleen Carlucci, director of the Thomas Edison Center.