by TIME Staff
Science

by Nolan Feeney

by Nolan Feeney

by Olivier Laurent

by Justin Worland
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by Olivier Laurent and TIME Photo

by Eliza Gray

by Rohit Inani / New Delhi


by Justin Worland
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by Claire Groden / Fortune

by Charlotte Kelly

by Daniel D'Addario

by Daniel D'Addario

by Daniel D'Addario