Satellites capture thick smoke pouring out of Canadian blazes

Watch your plants: Canada's frost threat will linger past the May long weekend

Wildfires in Fort Frances, Sioux Lookout Ont., force evacuation and travel alert

Webb captures Jupiter's surprisingly active Northern Lights

The pyrotechnic science behind Victoria Day firework displays

‘Striking’: Global oceans are warming fastest in two specific regions

Plant communities in the Arctic are changing along with climate, study finds

Emissions of methane remain high worldwide despite available solutions

'Most intense' bleaching event ever: Global coral reefs under danger

One spark is all it takes: Why fireworks may be prohibited in your region

Who left the muddy footprints? Examining animal tracks in messy landscapes

Watch your step: Toronto's tiny turtles are on the move

Barbecuing this weekend? Don’t let your house become the main course

Essential items for your emergency "grab-and-go" kit

Volcanoes in Hawaii, Sicily, Philippines are erupting. Time to visit?