Three summers ago, the Caldor Fire burned its way up the Western Slope into the Tahoe Basin, scorching 221,835 acres. The fire burned for over two months, cloaking the lake and its surrounding ...

New measurements demonstrate that smoke particles in the upper atmosphere are twice the size of lower-altitude ones.

Almond trees bloom in mid- to late February in Central California, and it’s a big deal — pollinating them is the largest managed pollination event in the world. Some 1.4 million beehives come to the ...

The L.A. wildfires have coincided with a 16-fold rise in hospital visits for fire-related injuries, such as burns and smoke exposure. Although the smoke’s immediate effect has begun to dissipate, ...

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 ...

A growing body of evidence suggests that wildfire smoke raises the risk of neurological diseases, as well as harming the lungs, kidney, and other organs. Locals gather to watch firefighting efforts ...

It’s been a relatively quiet wildfire season so far in the Pacific Northwest, with not much in the way of large fires or widespread smoke pollution — yet. But a recent study found that more frequent ...

When wildfire smoke is in the air, doctors urge people to stay indoors to avoid breathing in harmful particles and gases. But what happens to trees and other plants that can't escape from the smoke?

Wildfire smoke has plagued much of the country this summer causing short-term impacts like increasing asthma. But researchers learning that wildfire smoke can have far-lasting implications. This ...