What is the polar vortex? How it’s responsible for dangerous cold

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What exactly is 'wind chill'? It brings these hidden dangers

When is the cold too cold? How extreme cold warnings are issued

The freezing level is the invisible line that controls winter

Snow is coming. Here's how much it could slow down your commute

Canada looks forward to a ‘January thaw’ every year. What is it?

65-foot towers of snow: Journey through these famous giants

What's the science behind chinook headaches? Experts still aren't sure

What is a flash freeze? Winter’s spontaneous danger explained

Why the stars twinkle so brightly in your dark winter skies

A winter storm’s track can make or break your forecast

Freezing rain and ice pellets are dangerous winter hazards

What turns a snowstorm into a raging blizzard?

'Weather bombs': Explosive storms that create ferocious conditions

What’s a Pineapple Express? Diving into this robust atmospheric river

When is the Winter Solstice, the shortest day and longest night of the year?

Why snow squalls are so tough to forecast

Rare hurricanes can form during the wintertime

Science behind the weather: The infamous nor'easter

Meteorological winter begins today! Why? It's all about the science!

Best-before confusion leads Canadians to toss hundreds of dollars in edible food

No time to recover: Breaking down Hurricane Melissa's compounding disaster trap

Thundersnow is a rare and electrifying experience

What happens if the mega-earthquake hits California tomorrow?

What if Ceres, the largest of all known asteroids, hit Earth?

What's so super about a supermoon, anyway?

What if all the oceans evaporated from Earth's surface?

Woman fined for pouring coffee down drain: Here's why you shouldn't do it

Why do we 'fall back'?: The story of daylight saving time

Science behind the forecast: How mets knew where Hurricane Melissa was headed

FALL BACK: Let's set the record straight on daylight saving time

What does a classic fall storm look like in your part of Canada?

How do thunderstorms form and grow into immense weather powerhouses?

How do Atlantic hurricanes get their names?

How the Fujiwhara Effect forces hurricanes to dance

The incredible history and tools of the Hurricane Hunters

Welcome to fall! It's the Equinox, but why aren't we seeing equal day and night?

What does a hurricane's ‘cone of uncertainty’ mean?

Why do frigid mornings keep getting colder after sunrise?

Do the warm Great Lakes mean lots of snow this winter?

What’s the difference between hurricanes, typhoons, and cyclones?

How troughs and ridges affect the weather in your neighbourhood

The high-stakes factors that decide where a hurricane tracks

When and where could a tsunami happen in the Atlantic Ocean?

Why on Earth is the planet’s day getting shorter?

Rip currents are a natural hazard along coasts – here’s how to spot them

Thunderstorms: Improving this will help reduce their deadly and costly impacts

A hurricane can explode in size after shedding its own eye

How a mammoth hurricane rapidly intensifies in mere hours

What is a heat dome? How these events generate deadly heat

Canada's fire bans and danger ratings explained

The Eiffel Tower gets bigger every summer – here’s why

One hurricane ever? Why the South Atlantic is a dead zone for hurricanes

ACHOO! The science behind the solar sneeze

Do tornadoes really ‘skip’ one house only to destroy another?

Plow driver's unexpected kind deed caught on camera

Woman diagnosed with rare allergy to cold temperatures

Edmonton roads turn into a winter nightmare

See the auroras light up the night sky during intense geomagnetic storm

Whiteout conditions trigger 100-vehicle crash in Michigan

Two metres of snow buries town, its heaviest snowfall in 30 years

Extreme cold prompts 'exploding tree' warnings

‘Destructive’ ice storm, snowfall threatens millions across U.S.

Big storm threatens widespread disruptions; U.S. airlines issue travel waivers

Extreme cold targets Canada as the polar vortex buckles

Record snowfall in Russian far east sows fun, frustration and massive drifts

The world is officially in its water bankruptcy era

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