How did sauropods, uniquely large land animals, actually live, with their anatomy and physiology pushed to such extremes? Well, their unprecedented gigantism came with some equally massive costs…

You might think the most dangerous thing that can happen at a beach is a shark attack, or that the scariest thing might be a tsunami - but instead, rip currents kill more beachgoers than all other causes combined.

What is a sport? Do arbitrary and technophobic rules matter?

Squeaks and Jessi are learning all about the animals that live at the bottom of the world, including penguins - emperor penguins, macaroni penguins, and more! We learn why penguins look like they're all dressed up, and what kind of food...

Antarctica is the coldest place on Earth, but there's still a lot to explore, on land and under the waves!

Have you ever thought about why we humans have noses that stick out? Turns out, there's been a big story about human evolution right... under your nose.

Instead of seeing life's challenges as obstacles, I see them as an obstacle course — a fascinating array of tests that I'm curious to see if I can pass, says community builder Maryam Banikarim. Telling the story of her experience...

In this episode, Jessi and her friends at The Fort learn about the physics behind all the slippery fun you can have on the ice. <br/>

Journalist and podcast host Krista Tippett has spent a career interviewing some of the world's most brilliant people. All these conversations have left her with wisdom on the art of living and what it means to be human right now. Listen...

Join us as we take a look at Australia from space and on the ground to learn about the land itself and the animals that live there!<b<br/>r/>

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Platypuses are so funny, it looks like someone made them up as a joke. But they're real animals! Join Jessi and Squeaks to learn about how amazing platypuses really are!



Teachers and parents: scroll down...

Today, all mammals from humans to bats have five fingers or fewer. Yes, even whales, whose finger bones are hidden in their fins. Birds have four or fewer and amphibians get the best of both worlds, often having four digits on their...

It arose from rhino ancestors that were a lot smaller, but Paraceratherium would take a different evolutionary path. Believe it or not, it actually became so big that it probably got close to what scientists think might be the actual...

Walk into any forest, and beneath your feet is an elaborate social network that helps make life on Earth possible. It’s called the “Wood Wide Web”, a massive and intricate network of fungi that exchange water, nutrients, and chemical...

Visiting the Largest Bat Colony on Earth!

Geckos can grip and climb almost anything. Walking up walls, hanging upside down… even from glass. It’s almost like they can defy gravity. How do they do it? The secret lies in nanotechnology. I’ll tell you how that works and how...

You have questions, I have answers.

While most of us only think about our shoes in terms of how they complete our outfits, there's a lot more impact that your choice of footwear can have on your life. Turns out that shoes can change how your feet grow and develop. So is it...

The concept of warm-blooded and cold-blooded animals is outdated because there are actually tons of different animal thermoregulation strategies.

If you had to spend your entire life swimming through water, never touching the ground, you’d probably get pretty dang good at swimming. This is what life is like for the gossamer worm, and why its abilities could be inspiring new marine...

Hank takes us on a journey to center of the Earth to explain both how the solid core formed and why it is so important for life as we know it.

Scientists are discovering new species at the bottom of the ocean and deep in the rainforest, but there are also plenty of new animals being discovered in cities around the world!

Spiderwebs are designed to trap bug-sized creatures. So how come spiders don’t get stuck?

Hank talks birds, flight, and dinosaurs with evolutionary biologist Brandon Jackson. Then Jessi from Animal Wonders shows up with a special guest, a white-cheeked turaco named Curly Bird!