Smooth Rock Falls, ON Current Weather

Severe thunderstorms sweep across Ontario, risk for flooding, damaging winds

Lone star tick bite leads to life-altering allergy for Canadian woman

2nd First Nation community in Ontario ravaged by wildfire in less than a week

"This is our livelihood"; Ont. resort owners share wildfire story

The Northern Lights may shine over parts of Canada tonight. Will you see them?

Cleaning up after tornado hits central Alberta

New CRASH Clock, measuring chance of satellite collisions, is ticking down fast

This familiar but invasive plant can take over in the heat

Google Maps leads Quebec man to 390-million-year-old meteor crater

This tick-borne illness is on the rise in Canada, and it's not Lyme

136°C difference: Amid extreme heat, Earth records its coldest temperature

Naming contest for N.S. firefighting helicopters gets funny suggestions

As El Niño strengthens, is an ‘Atlantic Niña’ developing?

Fire smart: Three plants to avoid having around your home

Rare meteorite that hit New Jersey home came from a briny alien world

Dashcam catches towering landslide toppling buildings

Fire outside Wrigley, N.W.T., moves closer to community

"We were driving through flames to get out": Wildfires ravage NW Ontario

Hair suddenly standing straight up? Take cover immediately

Smoky skies are the new reality in Canada, coming at a cost

Lake that provides power to millions falls dangerously low

Boaters interfere with firefighting efforts near Pemberton

Poor air quality due to wildfire smoke can pose unique risks to your pet

Flames engulf halted Ontario train with workers inside

Massive asteroid flyby of Earth will be visible to billions of people. Here's when

At what air quality index level should you stay indoors?

Critical weather satellite returning to duty after major malfunction

What happens when Arctic sea ice disappears?

CN workers in viral video of wildfire train cab got out safely, railway says

Not just air quality, wildfire smoke impacts water, too