
Wildfire smoke leaves harmful gases in floors and walls. Research shows air purifiers don't stop it — but here's how to clean up
CBSN
Delphine Farmer is a professor of chemistry at Colorado State University.
When wildfire smoke turns the air brown and hazy, you might think about heading indoors with the windows closed, running an air purifier or even wearing a mask. These are all good strategies to reduce exposure to the particles in wildfire smoke, but smoky air is also filled with potentially harmful gases. Those gases can get into buildings and remain in the walls and floors for weeks.

Santa Fe, New Mexico — A representative for the estate of actor Gene Hackman is seeking to block the public release of autopsy and investigative reports, especially photographs and police body-camera video related to the recent deaths of Hackman and wife Betsy Arakawa after their partially mummified bodies were discovered at their New Mexico home in February.

In the past year, over 135 million passengers traveled to the U.S. from other countries. To infectious disease experts, that represents 135 million chances for an outbreak to begin. To identify and stop the next potential pandemic, government disease detectives have been discreetly searching for viral pathogens in wastewater from airplanes. Experts are worried that these efforts may not be enough.