World

by Noah Rayman

by Naina Bajekal

by Michael Schuman

by Hannah Beech

by TIME Staff

by Nancy Gibbs

by Eliana Dockterman

by Noah Rayman

by TIME Staff

by Daniel D'Addario

by TIME Staff

by Mikko Takkunen

by David Stout

by Elizabeth Barber

by Rishi Iyengar