Arva, ON

Wondering about invasive and toxic worms in Ontario? Here's what to watch for

Ferry gets obliterated when Brazil floods carry it into submerged bridge

Ontario's carbon emissions jump back to pre-pandemic levels

Ruins of old town emerge from lake as it dries from extreme heat

Death toll from southern Brazil rainfall rises to 75, many still missing

A proposal with the auroras, Canadian couple get romantic backdrop

Supercell spawns extremely rare ‘clockwise’ tornado in Oklahoma

Insects: protein source and potential methane mitigator

Three invasive species living in the Great Lakes

Volcano explodes filling sky with lightning and ash

May outlook: Spring into summer or a stalling spring ahead, Canada?

Watch as driver makes costly error in flooded parking lot

Historic tropical cyclone threatens Tanzania with major flooding

Are these Star Wars planets even possible?

Watch for Halley's Comet meteors streaking through the night sky

May pattern set to sputter or spring into summer?

Metallic rain: Volcano spews thousands of dollars worth of gold daily

The heart-stopping moment a semi-truck tips and slams into passing car

May is here, along with all its Canadian weather extremes

This lawn-invading ivy is more complicated than you think

Snow and a tornado on the same day? Welcome to Canadian spring

Alberta just got blasted with snow to kick off May

Prepare for Emergency Preparedness Week in Canada

How to get rid of earwigs before and after they hatch

What it's like to work in Canada's fire towers

Can garbage really be a moneymaker? This Canadian company thinks so

Less sea ice on Labrador coast means more icebergs — but fewer seals

Snow and a tornado on the same day is the epitome of a Canadian spring

Lyme disease: Unraveling pathogen's tactics could guide vaccine progress

What it's like to work in one of Canada's fire towers