Showing posts with label Thomas Edison. Show all posts
Showing posts with label Thomas Edison. Show all posts

October 21, 2010

On this day in 1879

Thomas Edison invented a workable electric light at his laboratory in Menlo Park, N.J.

That first workable electric light remained lit for over forty-five hours. Edison and some of his workers took turns staying awake to keep an eye on that light.
 
Interested in learning more about Thomas Edison? Click here.