Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...

Side-splitting laughter isn’t so typical for a science fair. But when Paul Stapleton, a career biologist and judge for this year’s Public Schools District STEM Fair, laid eyes on bacterial comparisons ...

Stay up-to-date with the latest and best audio content from CBC Listen delivered to your inbox every two weeks.