This article was originally published with the title “ The Invention of the Electric Light ” in Scientific American Magazine Vol. 201 No. 5 (November 1959), p. 98 doi:10.1038 ...
The electric light bulb inspired the development of the radio valve and the television tube.Can we imagine what the world would have been like in the 20th and 21st centuries without the light bulb?
Efficiency is the comparison of the amount of light (lumens) produced by a given amount of electrical energy (watts). The more the lumens per watt the more efficient the bulb. The averaged ...
In February 1881, Thomas Edison established the headquarters of the Edison Electric Light Company in New York City. Edison's goal of electrifying Lower Manhattan had stalled for two years while ...
operational version of the light cycle from Tron: Legacy. That someone just happened to be the crew from Parker Brothers Choppers. Using lithium-ion batteries and a 96-volt electric motor ...