Ahtahkakoop I.R. 104, SK

The frightening reason violent EF-5 tornadoes are so rare

'That's coming this way': Tornado hits train while conductor watches from inside

Keep or kill? What you should know about this 'Creeping Charlie'

Are rain barrels worth the effort? Here are the benefits

Tornado strikes Nebraska freight train in U.S. weekend outbreak

Orphaned orca calf finally free after a month trapped in a lagoon

Protect yourself: Sun’s rays now as strong as they are in August

Falling space junk hits house and punches through several floors

Flash floods, landslide kill at least 45 in central Kenya

Iceberg flipping over shows how unpredictable they are as tourist season nears

Beachcomber stumbles upon fossil possibly 290 million years old

Powerful tornadoes break out across several U.S. states on Friday

Beating the heat with a fan? It may not be as effective as you think

Cherry blossoms are in bloom in southern Ontario. Here's where to see them

Bizarre alien 'spiders' spotted in 'Inca City' formation on Mars

Waiting to change those winter tires? Here's what you're risking

What are microplastics doing to human health? Scientists work to connect dots

What is cloud seeding and why is it used?

Technology can detect wildfires. Do humans still have to?

Monster tornado seen causing damage Friday afternoon in Nebraska

PHOTOS: Highway camera captures tornado on the horizon

A forest of broccoli? Where to find this unique ecosystem in Canada

Don’t fall victim to these seven dangerous tornado myths

Filmed during Hurricane Fiona, this new Canadian film embraces East Coast weather

Tornadoes can happen anywhere—and cities aren't immune

Saharan dust turns Athens into a scene from a sci-fi movie

How to stop squeaky wiper blades with this simple hack

Cars float down streets as deadly floods hit China

Water restrictions are returning in Alberta, here's what you can and can't do

These spring lawn care tips will set you up for success all summer long