Photo: Sanyam Bahga/Wikimedia Commons, CC BY-SA 3.0.
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This piece was produced in cooperation with The Nib.
Greg Miller is a science journalist based in Portland, Oregon. Follow him on Twitter @dosmonos.
Joyce Rice is a cartoonist, news designer and professor making comics about history, technology and the future. She has worked with outlets like The Nib, Vox and PBS, and she speaks internationally about the power of comics in news media, advocacy and education. You can see more of her work at teenyrobots.com.
This article originally appeared in Knowable Magazine, an independent journalistic endeavour from Annual Reviews.