Smoke affects air quality in New England, New York, Midwest Canadian wildfires burn 2 million hectares, half of fires out of control Infants, elderly more at risk from toxic smoke particles June 4 ...

GREENSBORO, N.C. — Millions of people are impacted by the wildfire smoke coming from Canada. It's causing air quality alerts for 3/4 of the U.S. Yes, it's hazy, but what makes the wildfire smoke ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on Tuesday. At least 740 wildfires are currently burning in Canada, with at ...

Outdoor air pollutants monitored at five Queensland schools in a year-long QUT study found that most of the tiny particles (PM 2.5) that lodge in the lungs came from the environment, such as smoke ...

The ceilometer is a scientific tool of observation used by airports daily. It informs aircraft pilots of cloud heights and bases for safe takeoff and landing. In recent years, scientists have found a ...

Later this week, residents in certain parts of central and northern B.C. affected by wildfire smoke can expect to breathe a little fresher air. However, a scientist warns that the poor air quality ...

Being exposed to lingering fine particulate matter (PM 2.5) from wildfire smoke can have health effects for up to three months afterwards, well beyond the couple of days that previous studies have ...

A new study, published by researchers at Cincinnati Children’s Hospital Medical Center, finds children in "smoke-free" homes can still feel the effects of nicotine that has clung to walls and carpet ...

With the smoke from burning Canadian forests enveloping the U.S. Northeast, major cities fell silent this week. Public schools canceled outdoor activities, companies sent workers home, performances ...

It has to do with the way light scatters. By Kenneth Chang To understand how smoke from Canadian wildfires is turning skies in many places orange this week, it helps to first ask: Why is the sky ...