This article was originally published by Knowable Magazine . Peering through his microscope in 1910, the Franco-Canadian microbiologist Félix d’Hérelle noticed some “clear spots” in his bacterial cultures, an anomaly that turned out to be viruses preying on the bacteria. Years later, d’Hérelle would come to use these viruses,... read full story
"It's kind of like a crisscross effect."