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.

Shaz Zamore taking a selfie on a hike in the mountains.

Scientist reflects on the joys and challenges of being a Black nature lover

Aug. 12, 2020

An encounter in May now called the "Central Park birdwatching incident" ignited a national conversation about whether Black people are welcome in natural areas. It's a discussion that hit home for Shaz Zamore.

Artist's depiction of the Hubble Space Telescope passing in front of the moon during a total lunar eclipse.

Researchers take the ultimate Earth selfie

Aug. 6, 2020

In a new study, scientists led by astrophysicist Allison Youngblood set out to view Earth's atmosphere, but with a twist—they wanted to capture what the planet might look like as a far-away world.

An abnormally bright spot in the nightglow just above Mars' equator.

A new look at Mars’ eerie, ultraviolet nighttime glow

Aug. 6, 2020

See the announcement from NASA Every night on Mars, when the sun sets and temperatures fall to minus 80 degrees Fahrenheit and below, an eerie phenomenon spreads across much of the planet’s sky: a soft glow created by chemical reactions occurring tens of miles above the surface. An astronaut standing...

A crowd tunes in for a 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.

strontium clock

New $25-million center to advance quantum science and engineering

July 21, 2020

A new National Science Foundation center led by JILA will seek to bring quantum technologies out of the lab and into the real world.

The assembled Hope spacecraft sitting in a clean room.

Emirates Mars Mission to begin journey to the red planet

July 15, 2020

Researchers from the Laboratory for Atmospheric and Space Physics (LASP) worked side-by-side with teams from the United Arab Emirates to help them make this history-making mission a reality.

A component in an extreme ultraviolet laser.

Scientists open new window into the nanoworld

July 15, 2020

Physicists at JILA achieve new feats of wafer-thinness in a study published this week.

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.

A graphic showing the orbits of dark, icy bodies that tilt out of the plane of the solar system

The collective power of the solar system’s dark, icy bodies

July 7, 2020

Two new studies by researchers at CU Boulder may help to solve one of space’s biggest mysteries: why the solar system’s “detached objects” don’t circle the sun the way they should.

Pages