More than 200 wildfires are raging across Canada, sending a thick blanket of choking smoke through the U.S. Midwest. Experts ...

Wildfires in Canada and Siberia’s boreal regions may have an unexpected effect: over the next 35 years they could slow ...

Birds that migrate long distances to tropical regions show greater genetic diversity than those staying nearby.

As Albertans forced out by wildfires are being allowed to return home, other evacuees are learning their homes have been lost ...