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

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Science Explained

Science

Today's top Science news from The Weather Network

Featured Science News

What was that? Strange spiral of light appears on the night of the Perseids

Space

The latest space news from our science writers at The Weather Network

Space News

Look up for meteors! The Perseids are still streaming through our night skies

'Megathrust' earthquake fault line confirmed off Haida Gwaii

Earth Science

The latest in earth science news from The Weather Network

Canada's fire bans and danger ratings explained

Lightning's cosmic origin confirmed by new research

Auroras to dance across Canada Friday, but smoky skies may interfere

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

After the Full Sturgeon Moon, a hidden 'Black Moon' is coming up

Hurricanes stop here. Where on Earth you won't see tropical systems

Soak up the sun while you can, as daylight fades fast in August

ACHOO! The science behind the solar sneeze

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

World’s longest ‘megaflash’ lightning streak was 829 km long

Look up! Perseids and a Planet Parade shine in August 2025

The meteor shower trio continues in our night skies

Encroaching light pollution is impacting our ability to study the cosmos

From flames to forecasts: How wildfire smoke affects your weather

Tsunami safety tips: What to do if these dangerous waves threaten

What is a tsunami? How these powerful waves spell coastal danger

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

Science Behind the Weather: What is a derecho?

What is a mesoscale convective system? How an 'MCS' can spell danger

Tornado debris can travel surprisingly far after a violent storm

NASA satellite captured two solar eclipses in one day

What is the longest domestic direct flight in Canada?

Yellowstone is hiding more than 80,000 earthquakes below its surface

Aurora Borealis may shine over parts of Canada this weekend

Tired of humidity? Blame corn sweat for the muggy air

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

Ancient Canadian fault could produce major earthquakes in the future

An alien comet is now passing through our solar system. Here's what we know

Largest piece of Mars found on Earth sells for millions, sets new auction record

Scientists have detected the largest black hole merger yet. Why it matters

How the Great Lakes can trigger storms on a hot summer day

First Full Moon of Summer 2025 shines this week

Watch? Warning? How we communicate severe weather in Canada

Could a cow really get swept up by a tornado?

Astronaut captures amazing red sprite phenomenon from space

Researchers may have finally found meteorites from Mercury

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

How weather can impact Canada Day firework displays

Don’t make this deadly mistake when waiting out a storm

Tropical systems don’t need a name to trigger devastating floods

Why does your toilet water slosh around on a windy day?

Scud clouds are scary tornado lookalikes – how to tell them apart

Largest camera on Earth reveals astounding new cosmic views

Why no hurricane has ever crossed the equator

Why you'll never hear of a hurricane with these names

A train of risks: Extreme heat's hidden impacts on a vital industry

Waterspout throws boat at beachgoers when it comes onshore

Strange swirling object spotted in the sky over Canada

Does breathing in wildfire smoke mean lung issues for life?

Great Lakes fun facts you can impress your friends with

New wildfire pops up near L.A.'s previously burned area

Do you sneeze when you look at the sun? Blame your parents

La Niña watch issued for this winter as key factors signal change

Erin likely to grow into a major hurricane this weekend

Melting glacier uncovers man who had been missing for 28 years

Northeast Blackout: 22 years on, what’s changed, and could it happen again?

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