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The colors and patterns of black swallowtails reveal the diversity of evolutionary dynamics acting on the sexes and the various life-history stages

What’s the big idea?Current industrialized food systems were optimized for a single goal – growing the maximum amount of food for the least amount of money. But when room and supplies are limited – like during space travel – you need to optimize for

Move over, murder hornets. There’s a new bee killer in town. CU ������ý���� researchers have found there is growing evidence that another “pandemic,” as they call it, has been infecting bees around the world for the past two decades and is spreading: a fungal pathogen known as Nosema.

Researchers at CU ������ý���� 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 ������ý���� researcher has received a $1.75 million NSF grant to study chickadee hybrids

Two CU ������ý���� 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 dyesA thicket of smooth sumac retained some of its berries in January, though most of them were gone. Smooth sumac is well known

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