LIVE: Tracking the severe thunderstorm threat in southern Ontario

Rising heat fuels thunderstorm risk across Eastern Canada

Group of P.E.I. firefighters to join fight against wildfires in Western Canada

Trees may be able to help us predict volcanic eruptions

More Northern Lights displays possible across Canada tonight

Look up! What's going on in the June night sky?

Arctic warming seen at three times global average in years ahead: UN agency

How one company plans to suck carbon right out of the air (and make money)

As the Great Lakes warm, researchers say more winter science is crucial

How to get rid of skunk smells, according to chemists

Wildfire smoke prompts closures, warnings in northwestern Ontario

Wildfire evacuation orders to lift Tuesday in Yellowhead County

Combat wildfire smoke: Build your own indoor air filter for cleaner breathing

Surprising number of Canadians have a deficiency of this key vitamin

Does breathing in wildfire smoke mean lung issues for life?