Black-capped chickadee

The chickadee you see sitting on a tree? It might be a hybrid

Oct. 28, 2022

A new study shows that hybrids between black-capped and mountain chickadees are more likely to be found in places where humans have altered the landscape in some way.

Penguins hunt for fish in the cold waters of the Southern Ocean

Scientists call for setting limits, possible moratorium on fishing in Antarctica’s Southern Ocean

Oct. 20, 2022

Published only days before the Commission for the Conservation of Antarctic Marine Living Resources' annual meeting, this evidence-based commentary published in Science notes that current levels of fishing, combined with climate change, are taking a concerning toll on this diverse ecosystem of global importance.

Galápagos Penguin

Ocean currents have sheltered the Galápagos from global warming. Now it’s time to protect them

Oct. 13, 2022

New research shows that a cold equatorial ocean current—which provides a buffer for the Galápagos Islands against an otherwise warming Pacific Ocean—has been getting stronger for decades. It's encouraging news, and another reason to safeguard this UNESCO World Heritage Site.

Hurricane Ian

Following Fiona and Ian, what’s next for hurricanes in 2022? 

Oct. 4, 2022

Two Category 4 hurricanes made landfall on U.S. coastlines within two weeks of each other in September. Kris Karnauskas explains why hurricanes form when they do and why Fiona and Ian may not be the end of this season.

Hurricane Fiona aftermath

Puerto Rico’s precarious relationship between power and water

Sept. 30, 2022

Five years after Maria, Hurricane Fiona exposes continued problems with Puerto Rico’s infrastructure. Fernando Rosario-Ortiz explains when the power goes out, so does access to clean water.

students sit at a table together

$10.9M grant supports underrepresented Denver-metro students pursuing engineering careers

Sept. 29, 2022

A grant from the Office of Naval Research in the U.S. Department of Defense will support five Denver-metro community colleges and two universities in an initiative to increase the number of community college students who pursue engineering careers—particularly those from underrepresented populations.

Spices and herbs

4 easy ways to reduce your risk of severe COVID-19

Sept. 28, 2022

New research highlights how taming chronic, low-level inflammation through diet, exercise, rest and stress management could help fend off serious and lasting impacts of the virus.

Chemistry chair Wei Zhang (Right) and Graduate Research Assistant Zepeng Lei study plastic materials in the Zhang Lab.

Plastics of the future will live many past lives, thanks to chemical recycling

Sept. 26, 2022

A new CU Boulder-led study documents how a durable plastic can be perpetually broken down and remade, without sacrificing its desired physical properties.

Throwing sand

To study impacts of longer, hotter summers, ecologists haul 5,000 pounds of sand up a mountain

Sept. 12, 2022

An annual experiment based out of CU Boulder’s century-old Mountain Research Station aims to measure the effects of warming temperatures and faster snowmelt on alpine ecosystems by coating snowpack with thousands of pounds of black sand.

Flooding in eastern Kentucky on July 29, 2022.

7 takeaways about flooding, infrastructure and climate change

Sept. 8, 2022

Across the country this summer, flooding has damaged national parks, cities and communities—and left hundreds of thousands of people without clean water in Jackson, Mississippi. Two CU Boulder engineering experts discuss the state of our infrastructure and the impacts of climate change.