Female sprinters lined up for race

Should marijuana still be banned from sport?

July 7, 2021

In the wake of U.S. sprinter Sha'Carri Richardson's controversial pre-Olympic suspension for marijuana use, we ask cannabis researcher Angela Bryan what the science really says: Does weed really make you faster? Is it bad for you? Should it be banned from sport?

An aerial image of the CU Boulder campus. (Photo by Glenn Asakawa/University of Colorado)

CU Boulder experts tapped for summit on sexual misconduct

July 7, 2021

Campus experts and students from around the state helped organize the first Colorado Summit on Sexual Misconduct, coming up July 19–20, including CU Boulder employees and a student. Also, CU Boulder's Valerie Simons will give an opening address at the event.

Tom Heinbockel demonstrating using a Power Breathe device

5-minute breathing workout lowers blood pressure as much as exercise, drugs

June 29, 2021

Strength training for your breathing muscles? Daily High-Resistance Inspiratory Muscle Strength Training lowers blood pressure and improves vascular health as well as, or even more than, aerobic exercise or medication, new CU Boulder research shows.

Tiny American flag in ground at cemetery

US life expectancy took an alarming plunge amid pandemic

June 23, 2021

Life expectancy in the United States plunged by nearly two years in 2020, the largest decline since World War II, new CU Boulder research shows. Among some racial minorities, the decline was twice that of whites; and compared to 16 wealthy peer countries, the U.S. decline was 8.5 times worse.

A close-up of a computer chip.

AI may soon predict how electronics fail

June 21, 2021

"Hotspots," or tiny defects in the components that make up your phone and many other devices, can cause electronics to break down. Engineers are using machine learning techniques to predict ahead of time where they might pop up.

smoke stacks and air pollution

Air pollution exposure during pregnancy may boost babies’ obesity risk

June 10, 2021

New research shows pregnant women exposed to higher levels of air pollution have babies who grow unusually fast in the first months after birth, putting on excess fat that puts them at risk of obesity and related diseases later in life.

This scanning electron microscope image shows the distinct bow tie shape of an optical rectenna.

Scientists debut world’s most efficient 'optical rectennas,' devices that harvest power from heat

May 18, 2021

For decades, researchers have theorized that optical rectennas could sit on everything from bakery ovens to dirigibles flying high above Earth to harvest waste heat and turn it into electricity. But to date, those goals have remained elusive. Now, engineers have unveiled the most efficient optical rectennas yet.

Galago moholi bundled up in a cloth

Pet trade may pose threat to bushbaby conservation

May 17, 2021

At night in southern Africa, primates called bushbabies emit "spooky" vocalizations that sound like crying children. What may be even spookier is the possible future these adorable creatures face.

Gloved hands hold a vaccine vial

To safely return to ‘normal,’ 70% of Coloradans must get COVID vaccine

April 28, 2021

The state is heading in the right direction, but still has a lot of work to do before it can remove all public health restrictions, such as mask mandates, researchers say.

Artist's conception of a flare ejecting from a star with a planet nearbyArtist's conception of a flare ejecting from a star with a planet nearby

Humongous flare from sun’s nearest neighbor breaks records

April 21, 2021

On May 1, 2019, researchers observed a record-setting flare from the star Proxima Centauri—a burst of energy roughly 100 times more powerful than any similar event seen from Earth's sun.

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