Children play at a light table for part of a sleep study

Even minor exposure to light before bedtime may disrupt a preschooler’s sleep

Jan. 25, 2022

A new study shows when preschoolers are exposed to even dim light in the hour before bedtime it can significantly lower levels of the sleep-promoting hormone melatonin, potentially disrupting sleep. The research serves as a reminder to parents to turn off electronics and dim the lights to promote healthy sleep in children.

Anthony Fauci and Donald Trump at a WH Press Briefing

When it comes to managing COVID, people place party over policy

Jan. 13, 2022

A global study of 13,000 individuals found people around the world base their opinions of COVID-19 policies on who supports them, not what's in them. It suggests scientists and bipartisan coalitions, not political elites, should be the first ones to communicate pandemic plans.

Blake Leeper runs in gym

World’s fastest blade runner gets no competitive advantage from prostheses, study shows

Jan. 5, 2022

A new, long-awaited study shows amputee sprinters using running prostheses, or blades, have no clear competitive advantage at the 400-meter distance compared to sprinters with biological legs. The research puts into question sports governing body policies that limit the height of prostheses.

A nurse holding a test tube

Testing only the unvaccinated may do little to curb spread of omicron

Dec. 21, 2021

New CU Boulder research suggests that in highly vaccinated regions, including Colorado, most infections will soon be breakthrough cases, and money spent on testing the unvaccinated could be better spent on other public health measures.

Illustration of a mutating virus variant

How is this variant different? 10 omicron questions answered

Dec. 10, 2021

Two CU Boulder scientists discuss what’s different about omicron, why people are watching it closely and what can be done to prevent more variants of concern from emerging.

A protester holds a stop the steal sign

Republicans lost faith in 2020 election results. Fox News played pivotal role

Dec. 1, 2021

A new CU Boulder study shows that in the days following the 2020 presidential election, Republicans grew increasingly doubtful that the vote count was legitimate. Regardless of party, the more an individual trusted and consumed Fox News, the less faith they had in the electoral process.

A runner on a treadmill

New take on runner’s high: Study explores how marijuana affects workouts

Nov. 29, 2021

A new first-of-its kind study aims to shed light on why so many people use cannabis before, during or after working out. It also seeks to answer a critical question: Does THC, which is considered a banned substance by the World Anti-doping Agency, hurt or help performance?

apps on a phone

Algorithms aren’t fair. Robin Burke wants to change that

Nov. 11, 2021

The machine-learning systems that help your phone recommend music, movies, news and more can be biased in ways that leave out artists from underrepresented groups or foster polarization. Professor Robin Burke is working to change that.

Shamika Klassen

How Black Twitter has become the new ‘Green Book’—and more

Oct. 27, 2021

Fifty-five years after a Black postal worker produced the inaugural issue of “The Green Book” to help African Americans navigate a racist society, Black Twitter is playing a similar and even broader role, suggests a new CU Boulder study.

Dozens of reporters recite the same script for Sinclair Broadcast

Media consolidation takes toll on local news but doesn’t necessarily bias coverage

Oct. 20, 2021

A new analysis of 350,000 news stories produced by conservative media giant Sinclair Broadcast Group finds when the company buys a station, local news definitely takes a hit. But it did not find any evidence, at scale, that coverage shifts toward a more conservative slant.

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