Across the western U.S., wildfires and the dangerous smoke that results have increased in frequency and intensity since the ...

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

Many Chinese struggle with the temptation. In a population of 1.4bn, some 300m are smokers. Most are male: nearly half of ...

Some wildfires are so intense, they create their own weather—thunderstorms driven by heat that hurtle smoke as high as 10 ...

New research from the University of Vermont reveals exposure to smoke from Canadian wildfires in the summer of 2023 led to ...

The number one cause of death related to fires is smoke inhalation. Smoke inhalation occurs when you breathe in the heated particles and gases produced by fire. Different fires produce a different ...

Most people know secondhand smoke is harmful—but thirdhand smoke? That's the toxic residue tobacco leaves behind on surfaces like carpets, furniture, wallboards, and clothing, where it can linger for ...

Smoking directly is worse than secondhand smoke. However, both types can still cause damage to your cardiovascular and respiratory health. Firsthand smoking and secondhand smoke both cause serious ...

Though tobacco use is declining among adults in the U.S., cannabis use is increasing. Laws and policies regulating the use of tobacco and cannabis are also moving in different directions. Tobacco ...

Thirdhand smoke refers to residual exposure via surfaces that have encountered cigarette smoke. You’re likely familiar with secondhand smoke exposure that occurs from inhaling smoke from someone else ...

A smoke alarm in a construction area on Level 5 in the Denver International Airport main terminal, around 11:16 a.m. Wednesday, prompted a precautionary shutdown of access to passenger trains ...