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Scientists have a canine family tree that identifies 23 major groups of breeds. (Pixabay)
A new genetic analysis of dog breeds reveals some surprises.
Scientists develop a workout pill to increase endurance and burn fat.
Science gives elite runners a boost as they attempt this near-impossible feat.
The smallest cars ever made compete on the world's shortest racetrack.
Dr. Molly Shoichet wins a prestigious Killam Prize for her groundbreaking work on tissue engineering.
Could a castaway cat survive?
AS IT HAPPENS
'I was so scared': Lachute, Que., woman describes tornado ripping through her backyard
100 years ago, Canada produced beautiful pianos. Now we send them to the dump.
Without being tested, we don't know U.S. ballistic missile defence works: historian
Why Amy Jo Johnson morphed into a filmmaker