Episodes

In this episode of Sleep Tight Science , we take a colorful journey through the science of sunlight, scattering, and the atmosphere to find out why the sky looks blue during the day and red at sunrise and sunset. We’ll explore what light really is, how it behaves, and why the sky on other planets can look completely different! This calming, curiosity-sparking episode is perfect for kids who love to wonder about the world around them, and above them. Sleep Tight!, Sheryl & Clark ❤️👂📖 ✨ Want...

In this episode, we’ll answer some of the questions you’ve sent in!

Semiconductors might be tiny, but they do BIG things! In this episode of Sleep Tight Science, we explore what semiconductors are, how they’re made, and why they’re so important in everything from smartphones and laptops to space rockets and self-driving cars. This episode is perfect for curious minds who love asking questions like How do computers work? or What makes my phone so smart? Sleep Tight!, Sheryl & Clark ❤️👂📖 ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium f...

In this episode, we're going to start to learn all about the amazing field of computer science. We'll talk about what computers really do, how we can talk to them using code, and how they follow step-by-step instructions called algorithms. We'll even explore a big question: can computers learn? And finally, we'll think about how you might learn computer science someday—and what you could do with those skills.

In this episode, we'll learn all about cats and dogs—but not the kind that curl up on your couch or chase tennis balls in your backyard. We will explore facts about wild cats and dogs—the fierce, the fast, and … the faunal!? Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Please check out: www.abcmouse.com/sleeptightscience --- Support Us 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now available in Apple Podcasts! 🎉 ⭐⭐⭐⭐ Leave a review wherever you li...

In this episode, we will explore how batteries work, how they are made, the different types you might find at home or school, and why some gadgets gobble up more power than others. We'll even look at some wild, wacky, battery-powered inventions that might spark your imagination. Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Support Us 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now available in Apple Podcasts! 🎉 ⭐⭐⭐⭐ Leave a review wherever you listen...

In this episode, we're going to take a close-up look at both locomotives and trains. We'll discover how they work, why they're so important, and how they've changed over time—from the chugging steam trains of the past to the sleek, high-speed trains of today. Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Support Us 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now available in Apple Podcasts! 🎉 ⭐⭐⭐⭐ Leave a review wherever you listen to podcasts, or shar...

In this episode, we are going to answer more of your questions and a few fun facts. We will journey to the icy world of Pluto, meet the adorable underwater axolotl (ACK-suh-lot-ul), learn about the atmosphere, and discover what your teeth are really made of! And there is a really hard section too full of all kinds of chemical formulas! We hope you learn something as you drift off to sleep. Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Support Us 👉 Join Premium for AD FREE listening and extra bedti...

Sleep Tight!, Sheryl & Clark ❤️👂📖 --- Support Us 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now available in Apple Podcasts! 🎉 ⭐⭐⭐⭐ Leave a review wherever you listen to podcasts, or share our podcast with your friends. 📢 Have an interesting science topic you would like to investigate? Send us an email at hello@sleeptightscience.com , and we may feature it in an upcoming show. --- About Sleep Tight Science We’ve got bedtime down to a (Sleep ...

In this fun facts episode, we will learn the secrets of the senses, ranging from flies tasting with their feet to owls hearing a mouse step on a twig from 23 meters away. Then, we will explore the world of inventions, learning how creativity, curiosity, and even accidents can lead to amazing discoveries like Band-Aids. We will also travel back in time to learn about mummies—how they were made, where they can be found, and even the strange and surprising ways nature preserves them. Finally, we wi...

In this episode, we’ll discover why yawning isn’t just about being tired—it helps cool your brain and can even be contagious! We’ll explore the nature of time and why building a time machine isn’t as simple as it sounds. We’ll also uncover why eating salty foods makes us thirsty and how different countries developed their languages over time. Finally, we’ll look at why children need parents and how this is similar to animals in the wild, where young creatures learn essential survival skills from...

In this episode, you'll learn all about beavers! Discover how these skilled rodents shape their environment by building dams, lodges, and canals. Explore their unique adaptations—like waterproof fur, webbed feet, and ever-growing teeth—that help them thrive in water. You'll follow their life cycle from playful kits to hardworking adults, find out what's on their menu, and see how their underwater food storage helps them survive winter. Plus, learn how their engineering creates wetlands that supp...

In this episode, we are going to learn about one of our favourite birds—the Canada goose! We’ll learn how these birds communicate, why they fly in a V-formation, and what makes them such devoted parents. Plus, we’ll discover why some geese travel thousands of kilometres while others stay put and how their growing presence can sometimes lead to conflicts with humans. Whether soaring through the skies or waddling through city parks, we think Canada geese are very cool! Sleep Tight!, Sheryl & Clar...

In this episode, we’ll explore the world of carnivores—meat-eaters big and small, from lions and sharks to ladybugs and even plants! We’ll learn how they fit into the food chain, the different types of carnivores, and the special skills that make them expert hunters. From sharp teeth and powerful claws to sticky webs and sneaky traps, carnivores have incredible adaptations for survival. Plus, we’ll discover why they’re so important for keeping nature in balance. Sleep Tight!, Sheryl & Clark --...

In this episode, we explore a big and important topic climate change! We break down the difference between weather and climate, uncover how human activities are driving rapid warming, and explain the greenhouse effect. We also discuss how climate change is affecting our planet and, most importantly, what we can do to help. From using less energy to planting trees, even small actions can make a big difference. 🌱💡 Sleep Tight!, Sheryl & Clark --- Resources Weather vs. Climate https://climatekid...

In this episode, we will answer some of the questions you, our listeners, have sent in. We will cover why the South Pole is colder than the North Pole, why snow feels so cold, and why fire is so hot. We will also learn how heat is made and why the Sun is so hot. Lastly, we answer a question about climate change. Sleep Tight!, Sheryl & Clark --- Resources Why is Antarctica colder than the Arctic? https://www.auroraexpeditions.com.au/blog/why-is-antarctica-colder-than-the-arctic/ Snow https:...

In this episode, we are going to start to learn about the ocean, its origin, ocean life, and its importance. We might learn a few fun facts, too. In previous episodes, we learned a lot about animals in the ocean, waves, and weather, but somehow, we haven't taken the time to sit down and learn about the ocean as a whole. Sleep Tight!, Sheryl & Clark --- Resources Ocean - Britannica Kids Falkowski, P. G. (2012). Ocean Science: The power of plankton. Nature. All About the Ocean Support Us 👉 Jo...

In this episode, we are going to learn facts about the wonders of space and the surprising world of space junk! We'll learn facts about planets, stars, and the Sun, learn how spacecraft are launched and explore the secrets of the spacecraft graveyard deep in the Pacific Ocean. We'll also discover how scientists are tracking and tackling the growing clutter in Earth's orbit. Join us for a fun episode of science learning before bed!🛰️ Sleep Tight!, Sheryl & Clark --- 👉 Join Premium for AD FREE...

In this episode, we’ll learn how animals survive the cold of winter. We’ll discover that animals use three strategies to make it through: hibernation, where they slow down and sleep through the cold; migration, where they travel long distances to find warmth and food; and adaptation, where they change their behavior or appearance to thrive in freezing temperatures. Whether it’s a bear snoozing in its den, geese flying south, or a snowshoe hare blending into the snow, we’ll explore the amazing wa...

In this episode, we'll dive into the fascinating science behind video games. We'll explore how they'll tap into physics, applying Newton’s laws of motion and projectile motion. We'll see how chemistry plays a role, especially when characters mix elements to concoct new potions. The focus will also shift to biology, reflecting on ecosystems and character evolution that mirror our world. We'll peek at the programming and AI that bring other characters to life in these games. And we won't overlook ...

In this episode, we will learn about snow, what it is made of and the different colours it can be. Did you know that snow could be in different colours? We will discuss the water cycle and how important snow is for the water supply in many places. We will look at The Science of Snowflakes and discuss how they are created and how each is unique. We will examine how the temperature influences the design of the snowflake. We will answer questions including why reindeer’s antlers fall off, how raind...

We're answering some cool and interesting questions you sent us in this episode. We answer questions about cats, numbers, and planets! Discover why cats have whiskers and tails, how ancient humans counted before numbers existed, and why numbers never end. We'll also explore why planets are round, whether Earth will last forever, and what might happen if you fell through a hole to the other side of the planet. Sleep Tight!, Sheryl & Clark --- 👉 Join Premium for AD FREE listening and extra bed...

In this episode, we're learning all about reindeer! Discover how these incredible animals survive in the Arctic, their amazing migrations, the unique features of their antlers, and the science behind their warm, red noses. We'll also dive into their role in holiday traditions and the important connections they share with people and the environment. Sleep Tight!, Sheryl & Clark --- 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now available in Apple ...

In this episode, we’re exploring the world of LEGO! Discover how these iconic bricks are made, the fascinating science behind their strength and precision, and how they became a global favourite. From tiny plastic pellets to towering creations, we’ll explore the creativity, engineering, and fun that make LEGO so magical. Sleep Tight!, Sheryl & Clark --- 👉 Join Premium for AD FREE listening and extra bedtime stories! 👉 Sleep Tight Premium is now available in Apple Podcasts! 🎉 ⭐⭐⭐⭐ Leave a r...