Discoverers who found light in urine and hydrogen in the air.

In 1895, a scientist invented radio components he refused to patent, then built a machine that recorded the exact moment a plant died.

After nearly walking into Lake Michigan in 1927, Buckminster Fuller decided instead to document his entire life in fifteen-minute intervals.

Nikola Tesla loved a pigeon as a man loves a woman. When she died, he said his life's work was finished.