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At the Apex

A cougar, silent and unseen in the thick understory, is emitting a beacon from its tracking collar. “She’s close, about a hundred meters to the north,” says Beth Orning, a Ph.D. student at Oregon State University. Orning has evidence that cougar No. C216 is raising a litter in this hidden ravine.

Grass-Fed Restoration

Fire, grazing and logging have all caused problems when they occurred in the wrong place at the wrong time for too long and too intensely. But researchers and land managers are finding that, if used strategically, these disturbances can become tools to control weeds, prevent juniper invasion and limit the extent of wildfire.

Forecast for Africa

In the summer of 2012, Zachary Dunn climbed onto the roof of a red-brick schoolhouse in Lela, a small village in southwestern Kenya. A crowd of children milled about on the ground, watching him attach a small weather station to the peak.

Familiar Faces

“If a person with facial paralysis walks into a room, people can tell that something is different, but they can’t quite figure out what it is,” says Kathleen Bogart, OSU psychologist.

Gut Check

Thousands of species of bacteria, viruses and fungi live on and in our bodies. Microorganisms teem in every pore and crevice, from mouth to stomach to intestines to colon.

The Language of the Sublime

The panoramic Colorado landscape — the thunder and lightning, the mountains jutting shardlike to the sky, the palpable wildness — helped form Henry Sayre’s aesthetic sensibility.