Exposure to wood smoke can have different effects on the respiratory immune systems of men and women -- effects that may be obscured when data from men and women are lumped together, according to a ...

This summer, millions of people across the eastern U.S. woke up one June morning to apocalyptic orange skies and thick, choking wildfire smoke. Over the summer, massive Canadian wildfires blanketed ...

When smoke from California’s deadliest wildfire blew into downtown Sacramento last November, daylight blurred into dusk and the city’s air became among the world’s most polluted. The Camp Fire has ...

A new NASA-led study helps answer decades-old questions about the role of smoke and human-caused air pollution on clouds and rainfall. Looking specifically at deep convective clouds — tall clouds like ...