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A defenseless insect can gain protection from predators if it evolves to resemble a well-defended species.

A CU Boulder researcher is being recognized by the Denver Zoo for her extensive work studying the pika across the Colorado alpine

As humans evolved and expanded, so too did barn swallows, new research from CU Boulder suggests

When I arrived at the campground at Deep Lake, I was stunned and disappointed. Instead of meadows bright with flowers, I saw one healthy aster and a paltry, diffuse population of spent flowers.

These are large plants with towers, or racemes, of deep blue to purple flowers that reach heights of 6 feet. They are most spectacular when they grow intermixed with cow parsnip and loveroot.

there we were, three Americans standing near South Africa’s Drakensberg Mountains, where Barton, I learned, was studying how it was that a flower pollinated by a fly that looks like a hummingbird evolved — and may still be evolving.

Elephant's heads are found in subalpine and alpine habitats in western mountains from New Mexico to Alaska and throughout Canada, except for Newfoundland and Nova Scotia.

As plant communities become more diverse and complex in the high alpine, so to do soil microorganisms, according to a new CU Boulder study.

Scientists are bringing the "science" to "science communication" at "Cheers to Science," a new monthly event beginning this week.

A wildfire's heat and rising plumes of air cause it to create its own weather, and now we appreciate that the big wildfires send aerosols — both particulates and gases — all the way around the world.