Скачать с ютуб Once Upon a Time... The Discoverers - Thomas Edison and applied science в хорошем качестве

Once Upon a Time... The Discoverers - Thomas Edison and applied science

In today’s episode, Maestro tells the story of one of the greatest inventors of all times: Thomas Alva Edison. He was born in Milan, Ohio, in 1847. Edison was a curious child. He devoured an impressive number of the most difficult books about science. His enthusiasm for chemistry experiments caused several explosions and shattered windows. During his lifetime, he filed 1300 patents. Among many other inventions he improved Graham Bell’s telephone, developed the phonograph and a film projector. Still, his greatest invention by far was the electric bulb, which would enlighten the entire world. Every day a new episode -- It's here: http://bit.ly/147hvgz SUBSCRIBE! The official channel of all "Once upon a time..." series! Follow the adventures of Maestro, the famous character with the long white beard who will introduce you to Man, Space, Life, The Americas, The Discoverers, The Explorers, Our Earth, and Solar Impulse... #HelloMaestro #onceuponatime