Maybe time has its origins in grief and longing for people we've lost. That idea certainly resonates with theoretical physicist Ron Mallett. He's spent a lot of his career studying time — which he traces back to the tragedy that marked his childhood.
Intelligent. Optimistic. Curious.
Science
This hour, we explore our obsession with time travel. Why is such a recurring them in movies and TV shows? And what can time travel teach us about ourselves?
What separates your mind from an animal's? It's a question we've all asked, but renowned primatologist Frans de Waal says there's no point trying to rank who's smarter or dumber in the animal world. In fact, he believes there's no clear dividing line between humans and the rest of the animal world.
What's the new trend in sustainable, eco-friendly food? Bugs! Entomologist Arnold van Huis explains.
Biologist Merlin Tuttle braves crocodile-infested rivers, dark caves, and even bandits to find rare bats.
Science journalist Mark McClusky tells Anne that the secret to ever-increasing athletic performance is cutting-edge science and technology.
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