Food & Environment

A young grizzly bear climbs over a highway guardrail.

Getting along with grizzly bears

In rural Alaskan and Canadian communities, reducing conflict between people and their wild neighbors means both species must change their behavior

Photo shows a colorful collection of more than a dozen different sized insects atop a white background.

Living World

Why are there so many beetle species?

Diet played a key role in the evolution of the vast beetle family tree

Women and men, some with baskets of berries on their heads, harvest coffee from lush rows of trees, taller shade trees are visible in the background.

Food & Environment

How shade coffee lends conservation a hand

When managed in the right way, the farms that provide our morning brew can be a refuge for plant and animal biodiversity

Underwater photograph of a colorful coral reef with a lionfish in the foreground.

Living World

Can probiotics protect corals from problems like bleaching?

Lab experiments suggest that a dose of carefully selected microbes may boost the health of these reef-building creatures and their symbiotic algae

Photograph of three people in hiking gear walking on gravel alongside a winding creek. There are conifers growing to the side, and clouds plus a large body of water in the distance.

Living World

As glaciers retreat, new streams for salmon

Ecologist Sandy Milner has traveled to Alaska for decades to study the development of streams flowing from melting glaciers. He’s seen insects move in, alders and willows spring up, and spawning fish arrive in thousands.

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Food & Environment

Getting along with grizzly bears

Why are there so many beetle species?

How shade coffee lends conservation a hand

Can probiotics protect corals from problems like bleaching?

As glaciers retreat, new streams for salmon

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