How do trees help our cities?

The hair on our heads is on our minds. We have fun with follicles and learn about how they make hair. Our experts help us decipher what makes hair black or brown, blonde or red, and even why it turns gray. From eye lashes to ear and nose hair, this episode has it all. Why do huma ...  Show more

This is a sneak peak of a bonus episode available to Smarty Pass members. It’s a follow up to our Forever Ago episode on the history of pizza. In this one, we look at the man who made pineapple on pizza a thing. Plus, we tell the story of how pineapple pizza created drama between ...  Show more

Trees help give us clean air to breathe, keep us cool, and can even benefit our mental health. But not everyone has equal access to trees. In this week's episode, Casey and Sara discuss the benefits (and challenges) of urban trees and take a look at the factors involved in tree d ...  Show more

Trees have proven to decrease carbon in our atmosphere, keep cities clean, and even reduce anxiety … but how exactly do they do it? Dan takes us behind the bark to understand the anatomy of our gentle green giants and how every root, leaf and twig work together to improve our pla ...  Show more

Have you ever wondered what life on Earth would be like without trees? In this episode of Tumble Science Podcast for Kids, we’re exploring that big question with the help of two curious listeners, Rowan and Neesha! Join Lindsay and Marshall as they talk to plant ecophysiologist A ...  Show more

Nothing against the countryside, which is lovely, but cities are where things happen. They are magnets for trade, and they're where cultures meet. They're also where more than half the world’s population lives, a number that will only continue to grow. Cities are also now serving ...  Show more