Best-before confusion leads Canadians to toss hundreds of dollars in edible food
Latest images of alien comet 3I/ATLAS reveal stunning tail, views from space
What is the polar vortex? How it’s responsible for dangerous cold
When is the cold too cold? How extreme cold warnings are issued
Freezing rain and ice pellets are dangerous winter hazards
What happened when two bolts of lightning struck Apollo 12
Watch as winds create mesmerizing fields of gravity wave clouds
Northern Lights put on a show across Canada, U.S., and parts of Europe
Yellowstone’s tiny quakes cause burst of life deep below the surface
Are you ready for Torontohenge? Here's when you can see it
