Thomas Alva Edison - Golu Kumar - Bog

Thomas Edison flipped a switch one day in 1882, flooding lower Manhattan with incandescent light and forever altering the way people live. The phonograph and the kinetoscope, a forerunner of the movie camera, are only two of the thousands of inventions that Thomas Edison is credited with. When he was a young boy, he saw a robin catch a worm and fly, so he fed his friend some worms and water to see if she could do the same. Here is a simple,