Sleep Tight Science - A Bedtime Science Podcast For Kids

In this episode, four  listeners ask four of the biggest questions in astronomy. We explore how the universe went from total darkness to its first stars, what a light-year really means, and what eventually happens to our sun. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Shery...

In this episode we have two questions from two six-year-olds living on opposite sides of the world. Nora Peng is six years old and lives in Hangzhou, China. Yumi is six years old and lives in Florida in the United States. Nora Peng wants to know where the very first seed on Earth came from. And Yumi wants to know how plants get their colour.  Grown-ups: we value your feedback. Our email and messag...

In this episode we have three super questions. One from Callum is 6 years old and lives in Manchester, England. He wants to know how chameleons change colour. Next, Albert who is 5 years old and lives in Maine, wants to know something very specific — can chameleons turn white? And Cora who is 8 years old and lives in the Pacific Northwest, wants to know how octopuses change colour. Grown-ups: we v...

In this episode we are going to try and find out what air actually is and why it counts as real matter — because it does, even though it behaves as if it has nothing to prove. Then we'll look at what your eyes actually need in order to see something, and why air usually doesn't give them enough to work with. And then we'll go looking for clues — because invisible things leave evidence, if you know...

In this episode we are going to learn all about the Capybara, which has become famous for being extraordinarily calm, for sitting in hot springs, and for apparently allowing other animals to use it as a piece of furniture. Including birds, monkeys and small reptiles. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and tho...

In this episode, we will learn all about eagles. We will discover how their eyes can spot a fish from three kilometres away, how their bodies are perfectly designed for hunting and flight, and why they build the largest nests of any North American bird. And we will talk about Clark's cookie habit.  Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send u...

In this episode were are returning to one of our favourite and fun formats; fun facts! We have three lists with three different topics. We'll start with some surprising facts about the human body. Then we'll learn about the animal kingdom, where things get a little strange. And then we'll zoom all the way out to outer space. We will be covering a lot of different things. Let us know if you like it...

In this episode we are going to learn all about crocodile, and hopefully, if you are listening to this before bed, get a good nights rest too. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium for ad...

In this episode, we learn about how hedgehog spines actually work, why hedgehogs can hunt venomous snakes without being hurt, what really happens to their body during hibernation, and a strange behaviour involving foam that scientists still can't fully explain. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts....

In this episode, we're going to find out how bioluminescence works, where it lives, and what scientists have discovered by studying creatures that glow in the dark. We'll go very deep  into the ocean, and we'll meet some of the most interesting living things on Earth. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and th...

In this episode, we're going to look at what  science says about looking at screens. Researchers are still learning about the effects of staring at the screens of our devices, but what they've found so far explains a lot. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --...

Have you ever seen a flamingo and thought — that can't be a real animal? The colour alone is almost too much. That particular shade of pink, standing in the water, reflected back up from the surface. It looks like something someone painted. But they are real, and in this episode we are going to find out all about them.  Grown-ups: we value your feedback. Our email and message link are in the episo...

In this episode, we're going to find out how the octopus thinks, how it hides, how it hunts, and why it might be the most fascinating animal in the ocean. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer interruptions? Join Sleep Tight Pr...

In this episode we are going to learn all about the Rhinoceros, and try something new! We have included a story about Rhino and Pip who will help us learn all about the life a rhino on the Savannah. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories...

In this episode, we're going to meet the Arctic hare. The Arctic hare lives in one of the coldest, most remote places on Earth, the frozen tundra of northern Canada and Greenland, and it has some of the most amazing adaptations of any animal we can remember covering on our show.  Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s ques...

In this episode, we’re going to explore the giraffe. We will learn how its long neck works, how that enormous heart keeps everything moving, and how giraffes eat, sleep, and stay safe in one of the wildest places on Earth. We’ll even meet a baby giraffe, and discover that its very first moment in the world is quite dramatic. We have saved some big words for you too. Grown-ups: we value your feedba...

This episode is Part 2 of our Weird and Wonderful series — and if Part 1 was about pain and itching and boo boos, Part 2 is about the other kind of body science. The kind that makes you giggle a little.  Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more sto...

In this listener questions episode we try to answer questions about our bodies. Why things hurt. Why things itch. And why our body sometimes does things that seem completely strange - until science explains them.  Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Wan...

We have a super big topic in this episode. We are going to try and answer the question, How are books made? We start with how paper is made, then, we'll explore how words and images get printed on those sheets. and finally, we'll see how printed pages are bound together to become the books you hold, read, and love. Grown-ups: we value your feedback. Our email and message link are in the episode no...

In this episode we are going to try and answer the following question: How do rockets work—what makes them powerful enough to escape Earth's gravity and travel to space? Did you know that all our topics are submitted by you our listeners? Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl...

In this episode, we're starting something new: a series of topics called Making & Creating, where we explore how people make things—from raw materials all the way to the finished products you see, use, and sometimes taste every day. In this episode, we are going to try and answer the following question: How is chocolate made—from a tree all the way to the chocolate bar you unwrap? Sounds yummy. Gr...

In this episode we are going to try and answer the following questions: How does your heart work—and how does blood travel through your whole body and back again? We'll start with what your heart is and how it pumps, then, we'll follow the journey blood takes through your body, finally, we'll explore why your heart speeds up and slows down, and what you can notice about your own heartbeat. Grown-u...

In this episode we are going to try and answer the following questions: What is gratitude, and how does practicing it actually change your brain? We'll start with what gratitude is and why your brain naturally has a harder time noticing good things than noticing problems. Then, we'll explore what happens inside your brain when you feel grateful -- which parts light up, what chemicals get released,...

In this fun facts episode, we are covering all kinds of fun topics including why snow sparkles, shadows, Australia facts, and space stuff. Lots of fun facts to remember as you fall off to sleep. Grown-ups: we value your feedback. Our email and message link are in the episode notes—please send us your child’s questions and thoughts. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and...

In this episode we are going to try and answer the following questions: Why do we have nightmares—and what's happening in our brain while we sleep? We'll start with what sleep cycles are and the different stages your brain moves through each night. Then, we'll explore what dreams and nightmares are, and why they happen. Finally, we'll talk about what you can do when bad dreams visit, and why they'...