Tornado warning issued as severe storm threat spans Ontario, Quebec, N.B.

Increased fire activity expected in N.L. as temperatures climb to 30 C

No significant growth of Chance Harbour wildfire on Wednesday

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

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

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

How seawater and limestone could be used to reduce maritime emissions

Climate-proofing homes more important than ever, say experts

We don’t know what happens to the waste we recycle, and that’s a problem

Best foods to beat the heat and stay hydrated. You'll want to avoid salt

Campfire ban begins today on B.C.'s South Coast. What you need to know

New brain-hijacking ‘zombie virus’ species that inspired ‘Last of Us’ found

Summertime sadness? It could be Reverse Seasonal Affective Disorder

Made in Canada: The UV and AQHI indexes that protect our health

Here's what summer driving can do to your skin