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Researchers at CU Boulder think local parasites are influencing why barn swallows in Europe, the Middle East and Colorado are choosing their mates differently.

‘I fell in love with space that day. I didn’t even know I liked space,’ student Maureen McNamara notes

A CU Boulder researcher has received a $1.75 million NSF grant to study chickadee hybrids

Two CU Boulder projects are this year’s winners of the Signals in the Soil grants.

From the caliche soils of southeastern Colorado to crevices in bare sandstone on the Colorado Plateau, stemless four-nerved daisies show remarkable variation in growth form

Smooth sumac and fragrant sumac have been shown to be sources of food, medicines, weaving materials and dyes A thicket of smooth sumac retained some of its berries in January, though most of them were gone. Smooth sumac is well known for its brilliant red fall foliage and its deep...

The Chautauqua Meadow put on a memorable display of wildflowers in late June and early July of this year, so I walked there several times just to enjoy the flowers, as did many others. Lupines were the most prominent and could be seen from Baseline Road, but if you walked...

Is that good or bad? Depends on your perspective, but there is a cost to native plant and animal communities.

A new large-scale study from CU Boulder and colleagues provides first evidence that a gargantuan, inhospitable plateau in Asia maintains the species barriers of some birds

Ranchers graze their sheep on public lands to make money—but at what expense to the land itself?