As early as 1923 Edison began to experiment in this field ... selecting carbonized bamboo for his first commercial electric light bulb. Adapted for the internet from “Thomas Edison, Chemist” produced ...

This made Edison's light bulb not only durable but also economical, and this was a crucial factor for mass usage. Thomas ...

Saturday, December 21 is the shortest day of the year so we thought it would be a good time to appreciate the history of light bulbs ... the lighting system Thomas Edison focused on the entire ...

Hello, and welcome back to This Week in History! Writing this column always feels like an adventure, especially after returning from nearly a two-month break.