By January of 1879 in Menlo Park, New Jersey, Thomas Edison had built his first high-resistance electric light. This invention would revolutionize the world and create incredible opportunities for human development and growth. The invention itself would have long tentacles of repercussions that would reverberate amongst scientific and economic fields. It would impact the field of medicine itself and set the stage for change in our relationship with sunlight.
Humans live in a circa 24-plus-hour environment relying on light and darkness to guide a mostly diurnal pattern. Rhythmic variations in a...
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