A team of CSU researchers are launching a new project to study the impact of wildfire smoke.
Wondering if it is safe to visit Hawaii? One couple travels to the Big Island with the volcano erupting nearby.
Officials in Hawaii were telling residents Monday to be ready to leave their neighborhood with little notice.
The U.S. Geological Survey said there was a lull in volcanic activity early Monday but that it likely wouldn't stick.
Before you buy an inexpensive phone charger or battery pack, you need to hear one woman's caution.
The Food and Drug Administration said a new e-tobacco device is less harmful than cigarettes, but a panel will still have to review that claim.
The American Lung Association says states are failing to enact policies to prevent smoking, but there are fewer smokers in the U.S. than ever.
The Philippine Institute for Volcanology and Seismology raised the alert level for the Mayon volcano after it "noticeably increased its unrest."
A spokesperson for the airport told reporters the wind blew away the thick ash that has been spewing from Mount Agung for days.
Indonesia's national disaster agency has raised the alert for Mount Agung to the highest level after it started erupting early last week.
As of Friday, 10 counties had air quality that the Environmental Protection Agency considers "unhealthy."
Lots of studies have found links between e-cigarette use and tobacco addiction, but some warn that those links aren't all that strong.