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Why Hurricane Katrina’s storm surge was uniquely destructive

Images of last night's lunar eclipse from around the world

Delayed solar storm may spark auroras over Canada Friday night

Before and After: Satellite images show scale of Nepal mudslide

Dolly dissipates in Atlantic, but heavy rain may cause flooding

El Niño and La Niña: The ultimate weather rivals explained

Five reasons to appreciate Lake Ontario

Is the risk of a glacial flash flood high in Canada?

Heat waves linked to wide variety of medical emergencies, study finds

Hundreds of tourists missing after mudslide hits Nepal

Nepal and China resume flood rescue after lake threat eases, death toll tops 500

Very rare P.E.I. tornado seen uprooting trees on Wednesday

What is a lunar eclipse, and why don't we see one every month?

3 tips to keep cool while camping in a heat wave

Tropical Storm Dolly forms in the Atlantic Ocean, heavy rain threat

Why bringing a wild turtle home is bad news for the turtle

Caught near a wildfire while hiking? Here's your survival guide

Grab-and-go bag checklist: What to have ready now

First tornado in nearly 20 years confirmed in Prince Edward Island

Does sunscreen still work after the expiration date?

Nepal-Tibet floods: Crisis escalates amid ongoing climate extremes

Doggy cooling suit invented to combat sweltering heat

Panama declares a state of emergency over El Niño, rising heat and drought

Deadly fungus detected in Canadian oak trees

AI is revolutionizing weather forecasting — but it won’t solve the weather

Notice the leaves falling early in S. Ontario? Here's why

First Canadian report of oak wilt disease detected

Crash blamed on wildfire smoke obscuring road in Indonesia

Hunting for dinosaur bones in Canada: Go fossil digging in Drumheller, Alberta

TikTok trend "sun contouring" has dermatologists' eyes rolling