Science

by Dan Kedmey

by Jonathan D. Woods

by Jeffrey Kluger

by Alex Bellos

by NBC News

by TIME Staff

by NBC News

by NBC News

by Michael D. Lemonick

by Matt Peckham

by Kirk Spitzer / Tokyo

by Michael Lester and Jeffrey Kluger

by Michael D. Lemonick

by Alexis Hauk

by TIME Staff