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 ...

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 ...

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 ...

When Erin Babnik awoke on the morning of Nov. 8, 2018, in Paradise, Calif., she thought the reddish glow outside was a hazy sunrise. But the faint light soon gave way to darkness as smoke from the ...