Fifteen-year-old Tai Poole won’t rest until he’s uncovered the mysteries of the universe, one probing question at a time. In Season 4 of his Webby-winning podcast, Tai talks to everyone from NASA scientists to stand-up comedians to his equally curious little brother Kien. If you’ve ever wondered...

Tai Asks Why from CBC Podcasts and TRAX returns with a third season! Tai’s 14 now. As he goes through adolescence, there are all sorts of weird things happening in his brain that are literally reshaping it, getting him ready for adulthood! But what’s happening in there? Why do humans even have...