The Secret to Cheetahs’ Super Speed

You asked, we answered! In this mailbag episode, we're tackling three big kid questions: why does the ground keep spinning after you stop? Do magnets work in space? And could a peacock and a platypus ever be BFFs? We get answers from real experts, as well as reading your reviews ...  Show more

This is a rebroadcast of one of our favorite episodes from the past! It’s a scientific controversy of planetary proportions! Is Pluto a planet, or not? You decide, after we present two sides of an epic astronomy argument. Back in 2006, the International Astronomer’s Union voted o ...  Show more

Adam Hart investigates the fastest land animal in the world – the cheetah! Built for high-speed chases, these spotted cats are slender, with semi-retractable claws for good grip and a flexible spine plus a long tail for balance and manoeuvrability. Cheetahs rely on speed over bru ...  Show more

Cheetah drops by to talk about life as the world's fastest land animal. Who will win when Kyle's dad challenges cheetah to a race? 

Chentle is the fastest of all the cheetahs, but she also wants to be the best climber of all the ninjas and the best flyer of all the rocket ship houses. Can she be the best at everything, and will she be happy when she leaves everyone else in her dust?  Lessons include: being m ...  Show more

Cheetahs are in trouble. With just 7,000 left in the wild in Africa, populations have been in a continuous decline due to trophy hunting, habitat loss, retaliatory killings, and dealers looking to sell them to the wealthy. National Geographic editor Rachael Bale shares what she s ...  Show more