Boy and girl looking at candles

Honoring the diversity in two distinct but linked communities

May 16, 2024

Asian Jewish Americans have a double reason to celebrate their heritage in May.

Houndstongue seeds

Houndstongue is a noxious, poisonous weed with nasty seeds and pretty flowers

April 30, 2024

Professor Emeritus takes a closer look at beautiful weeds with a lethal potential to kill livestock, and even, humans.

Climate march in Washington D.C.

Putting climate on the ballot

March 19, 2024

Climate change matters to more and more people–and could be a deciding factor in the 2024 election.

White mountain dryas growing on Hasley Pass

Mountain dryad is adapted to high elevation, cold and windy sites

March 6, 2024

Surprisingly, subspecies with different growth forms can be within a few feet of one another.

Comb Ridge

Grooves in a sandstone cliff reveal ancient tool sharpening

Feb. 21, 2024

By rubbing a spear head against stone to form or sharpen it, a groove is gouged very similar to the grooves beside the Procession Panel.

Moon phases

Lunar science is entering a new active phase, with a study of solar wind and the universe’s dark ages

Feb. 5, 2024

For the first time since 1972, NASA is putting science experiments on the Moon in 2024. And thanks to new technologies and public-private partnerships, these projects will open up new realms of scientific possibility

Bell's twinpod

Twinpods have many species adapted to harsh soils

Jan. 18, 2024

Of the genus Physaria, pretty wildflowers, 24 species grow in Colorado. Ten of 24 species are endemic to Colorado, meaning they live nowhere else.


How wolves in Colorado will affect prey and plants

Jan. 10, 2024

After an 80-year absence, gray wolves have returned to Colorado; CU Boulder expert Joanna Lambert talks about the implications.

Anthophora pueblo bee in sandstone

A new bee species gnaws its nest holes into stone

Dec. 20, 2023

Full confirmation of this hardy species took five decades of scientific study.


Why do coyotes leave poop in conspicuous places?

Dec. 5, 2023

Like other animals, they are marking their territory, and being subtle about it would not serve their purposes.