THE PEOPLE'S CAMERA

Photographs of the Red Planet taken by the Mars Reconnaissance Orbiter show craters, mountains and valleys in unprecedented detail, making Mars unavoidably relatable. Photographs from NASA JPL.

WHEN WRENS CAN'T MAKE RENT

Urbanization fractures populations and displaces Southern California natives.

THE OAK TREE GENETICIST

Paul Gugger uses genes to predict the fate of oak trees in the face of climate change.

COLD-FASHIONED BEAUTIES

The physics and physicists behind snowflakes.