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At the Apex
February 3, 2016

At the Apex

The return of wolves to Oregon sparks old conflicts and prompts new science about top predators

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
February 3, 2016

Grass-Fed Restoration

Ranchers, scientists and wildlife share a home on the range

John O’Keeffe’s pick-up truck bumps through a landscape of gnarled sagebrush and bunchgrasses near the Nevada border in southeastern Oregon. “This is good sage-grouse habitat,” O’Keeffe tells me, gesturing across a broad horizon toward the Warner Mountains. He should know. O’Keeffe is a leader in sage-grouse conservation, helping to restore the bird’s habitat of native […]


Forecast for Africa
February 3, 2016

Forecast for Africa

Weather stations serve schools, farmers and fishermen

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. It was the rainy season, overcast and cool enough for a long-sleeved shirt. […]


Curious Romps Through Reality
February 3, 2016

Curious Romps Through Reality

Animal icons are Elena Passarello’s latest journey

When Elena Passarello was growing up in Atlanta, she began to write as a way to have “company.” Brought up in a house where she was the only child, she made magazines and newspapers for her imaginary friends to read, she says, smiling at the memory of her earliest literary steps. She found her first […]


Gut Check
October 15, 2015

Gut Check

Intestinal microbes affect our health

We’ve all gone through it and wished we hadn’t: growing discomfort, a stomachache and nausea, maybe vomiting and diarrhea. For most of us, symptoms pass in a day or two. We call it “stomach flu” or “food poisoning.” But for Pat (not her real name), the symptoms did not improve, so she went to her […]


The Language of the Sublime
October 14, 2015

The Language of the Sublime

Henry Sayre’s written and spoken stories about art have opened countless students’ eyes

Art historian Henry Sayre has traveled to Europe dozens of times as a scholar — or, more precisely, as a pilgrim. He has shared his passion for art with millions of students in classrooms, virtual as well as physical, and in the pages of his written works, which include the bestselling textbook, A World of Art.


A Poison in Small Doses
October 13, 2015

A Poison in Small Doses

Public health scientists investigate arsenic

Thousands of wells in Bangladesh are contaminated with arsenic from groundwater aquifers. Oregon State University researchers are studying the health consequences of low-dose exposure in rural communities.


The Mystery of the Disappearing Birds
October 13, 2015

The Mystery of the Disappearing Birds

How a mountaintop became an island and what it teaches us about biogeography and fragmentation

Once upon a time Barro Colorado Island was a mountaintop, rising from the trackless rainforest that carpeted the Isthmus of Panama. Its deep-green slopes hosted pumas and jaguars and more than 200 species of birds.