Science

by Jeffrey Kluger

by Eliza Gray

by David Stout

by Francesca Trianni and Diane Tsai

by Jeffrey Kluger

by Justin Worland

by Justin Worland

by Sabrina Toppa

by Nolan Feeney

by Jeffrey Kluger

by Justin Worland

by Jeffrey Kluger

by Justin Worland

by Noah Rayman

by TIME Photo