Up until the 1970s, color photography was extremely rare, and so when we think about history prior to that time, we often envision it in black and white. Today’s technology now enables us to “colorize” historical photos, giving us our only chance at seeing what the world really looked like back then

Passing Through by Kristian Ulrich Larsen. The text used for the narration of “Passing Through” is part of a speech Serbia scientist and inventor Nicola Tesla delivered in 1893 at the Franklin Institute in Philadelphia. Though today less known than figures like Edison and Einstein, Tesla was more o