Climate Change

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

Why are there so many beetle species?

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

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

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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Climate Change

Why are there so many beetle species?

Can probiotics protect corals from problems like bleaching?

As glaciers retreat, new streams for salmon

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