Maintenance worker viewed through a ventilation fan.

Why better ventilation is key to limiting COVID-19 spread on campus

Aug. 19, 2020

As students return to campus, a mostly behind-the-scenes team of university staff and scientists has been working to make sure that the air they breathe will be as safe as possible.

CU Â鶹¹ÙÍø athlete holds up a vial for testing his saliva for the coronavirus.

How an ultra-fast screening test and a team of contact tracers aim to keep campus safe

Aug. 14, 2020

Before ever entering a residence hall, students moving to campus will spit in a tube, hand it over and wait just 45 minutes for their COVID-19 test results.

A crowd tunes in forÌýa televised debate between Hillary Clinton and Donald Trump in 2016.

Twitter users may have changed their behavior after contact with Russian trolls

Aug. 5, 2020

The Internet Research Agency, a troll-farm based in St. Petersburg, reached out to thousands of Twitter users in the lead up to the 2016 presidential election. Afterward, some may have changed their behavior online.

A researchers holds up a COVID-19 test

New COVID-19 test returns results in 45 minutes, without nasal swab

July 22, 2020

Researchers from the BioFrontiers Institute at CU Â鶹¹ÙÍø have developed a saliva-based COVID-19 test capable of returning results in as little as 45 minutes—no nasal swabs or fancy laboratory equipment required. It could potentially be used for mass, inexpensive screening in community settings like schools and factories.

Stock image of people flying in a commercial airplane

Containing contagion in the sky

July 20, 2020

A CU Â鶹¹ÙÍø researcher has received National Science Foundation funding to study COVID-19 spread in airplane cabins.

Woman sits in an airport while wearing a mask.

Experts weigh in on airborne transmission of COVID-19

July 9, 2020

After 239 scientists signed on to a letter arguing that the coronavirus can go airborne, the World Health Organization updated its public health guidelines.

Cells under a microscope

How does a stem cell know what to become? Study shows RNA plays key role

July 7, 2020

If each human cell has the same blueprint, or set of genes, why does an eye cell look and act differently than a brain cell or skin cell? New research moves science one step closer to solving this mystery, potentially leading to new treatments for cancer, heart abnormalities and more.

Pregnant belly

Marijuana use while pregnant boosts risk of children’s sleep problems

July 2, 2020

As many as 7% of moms-to-be use marijuana while pregnant, and that number is rising fast as more use it as a remedy for morning sickness. But new research shows such use could have a lasting impact on the fetal brain, influencing children's sleep for as much as a decade.

Reddit logo cracking down the middle

As the coronavirus spread, 2 social media communities drifted apart

July 2, 2020

Researchers are exploring the tale of two online communities and their response to COVID-19: the r/Coronavirus and r/China_flu discussion boards on the social media site Reddit.

A photo of a steak

What makes arteries age? Study explores new link to gut bacteria, diet

June 29, 2020

Eat a slab of steak and your resident gut bacteria get to work immediately to break it down. But new research shows that a metabolic byproduct, called TMAO, produced in the process can be toxic to the lining of arteries, making them age faster.

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