Flooding rains and lightning: Multi-day storm threat hits Ontario

Thick smoke to linger in Sask. until Friday

Severe weather threat on the move across Ontario to include south and east

Northern lights may show up in parts of Canada tonight. Who has the best seat?

Earth just had one of its shortest days in over 50 years

Ancient Canadian fault could produce major earthquakes in the future

How climate change in the last Ice Age helped create the Bay of Fundy tides

Wildfires send Canada's carbon emissions soaring. Our peatlands emit even more

How seawater and limestone could be used to reduce maritime emissions

Invasive Japanese beetles found outside downtown core in Kamloops, B.C.

Two northern Alberta municipalities declare agricultural disasters amid drought

Dogs avoid toxic algae in this canine-friendly pool

Can I take antihistamines everyday? Allergy myths busted

Wildfire smoke, other extreme weather affecting Ontarians' vision: Poll

Florida reports 11 cases, 4 deaths from flesh-eating disease