articles

Satellites tracked smoke from wildfires as it spanned the continental United States and followed winds around two hurricanes.

Singing indoors, unmasked can swiftly spread COVID-19 via microscopic airborne particles known as aerosols, confirms a new peer-reviewed study of a March choir rehearsal which became one of the nation’s first superspreading events.

This year’s Arctic sea ice cover shrank to the second-lowest extent since modern record keeping began in the late 1970s.

Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Hurricane Teddy’s rainfall rates as it approaches Bermuda on Sept. 21. 

CU Boulder co-led study completes first global detection of nitrous acid in wildfire plumes