Veteran To Janitor To Physicist, Via YouTube

Photo caption:  A view of the Milky Way galaxy in a starry night sky. Photo by Jeremy Thomas on unsplash. Article by John Koetsier. Forbes – February 18, 2021.

Josh Carroll volunteered for the U.S. Army before he finished high school. He did three tours of duty in Afghanistan. He worked as a janitor, among other jobs, between those tours. And in the library of the school he was cleaning, he found one book that rekindled his love of science and set his career on a new path.

The book?

Stephen Hawking’s “A Brief History of Time.” […]

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