| Jan 1 | Edison's former associate and longtime friend Charles Batchelor dies. |
| Jan | Plans to establish an Engineering Department at the West Orange laboratory in order to centralize research and development for the numerous Edison companies. |
| Feb 11 | Jonas W. Aylsworth executes a patent application for Condensite, a phenolic resin that is subsequently used in Edison disc records. |
| Mar | A streetcar powered by Edison storage batteries begins operation on a crosstown line in New York City; the car is designed by Ralph H. Beach of the Federal Storage Battery Car Company with input from Edison. |
| John H. Powrie and Florence M. Warner are brought to West Orange to demonstrate and improve their method of color photography. Edison's previous arrangement with Charles L. Brasseur is discontinued. | |
| May | Exhibits a scale model of his poured concrete house at the Real Estate and Ideal Homes Exhibit at Madison Square Garden in New York City. Continues to receive international attention for his idea. |
| July 18 | Arranges with Miller Reese Hutchison to develop storage batteries for use in submarines. |
| Aug 26 | Demonstrates his kinetophone or "speaking pictures" to members of the press at the West Orange laboratory. |
| Sep 17 | Two electric vehicles equipped with Edison storage batteries leave New York on a promotional "ideal tour," ending with an ascent of Mt. Washington in New Hampshire. |
| Oct | Receives national attention after making statements to the press revealing his unorthodox religious beliefs, including his skepticism regarding the existence of an immortal soul. |
| Nov | Donates $25 toward a memorial to the Comte de Villiers de l'Isle-Adam, whose novel L'Eve Future (1886) includes a fictional Edison. |
