By Popular Science Team
By Adam Piore
By Amy Shira Teitel
By Kelsey D. Atherton
By Dan Nosowitz
By Jacob Ward
By Colin Lecher
By Rebecca Boyle
By Mara Grunbaum
By Clay Dillow
By Jennifer Abbasi
By Roger D. Hodge
By Mark Jannot
By Lauren Aaronson
By Ben Austen
By Brooke Borel
By Andrew Paul
By Mack DeGeurin