Jennifer Hall

Blog Posts

A Radical New Concept

“Edison’s task in inventing and establishing the first electric lighting plant in New York in September, 1882, was immense. It involved not only the construction of absolutely new forms of machinery and apparatus, but it also involved the problems of laying the necessary wires, of originating methods and apparatus for regulating and subdividing the current, …

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A Startling New Idea

“Could the whole world move without anyone feeling it? Four hundred years ago in Europe, people were asking that question because a handful of thinkers and scientists had come up with a startling new idea. Earth, they said, moved around the sun. That idea does not seem strange today, but back then it was shocking. …

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