Popular Science - USA (2020 - Spring)

45

AN ANCIENT
MICROBIAL
MYSTERY

46

SHOULD RIVERS
FLOW FREE
ONCE AGAIN?

54

THE WORLD
MAPPED,
INSTANTLY

62

DESIGNING
DINOS WITH
FOSSIL CLUES

68

FLAWLESS
FROM THE
START

70

AGE-OLD
CLIMATE
SOLUTIONS

82

WHEN A NEW
RAIL AND OLD
RUINS COLLIDE

88

YOUR DOG
WAS THE
ALPHA FIRST

94

SPRING 2020

PHOTOGRAPH BY THE VOORHES

ORIGINS