He thought his device could amplify the particles, similar to how a human voice can be amplified and recorded by a phonograph. Edison wrote plans and theories for this ghost machine, but it is ...

Once the basic principle of the phonograph was discovered, the years of arduous work on its development by Edison and others dealt largely with the composition and handling of materials for ...

On December 7, 1877 Thomas Edison demonstrated his phonograph at the New York City offices of the nation's leading technical weekly publication, Scientific American. The following report set off ...

phonograph, and movie camera. What worked 150 years ago works now. Clearly, the lab’s setup supercharged the creativity of Edison’s team. But all this was 150 years ago. Does the ...

Bell demonstrated his telephone and Thomas Edison his phonograph at the Smithsonian Castle Building during meetings of the newly formed National Academy of Sciences, headed by Smithsonian Secretary ...

Over the years, many things have been invented here in New Jersey. Of course, Thomas Edison comes to mind. Known as the ...

The two American innovators – Thomas Edison, the inventor of both the electric light bulb and the phonograph, and Henry Ford, pioneer of the automobile – were good friends who built their ...

Working in Menlo Park, New Jersey, Edison gained fame through his various inventions, including the phonograph. His Kinetoscope, which showed moving images through a pinhole, was the forerunner to ...