Why do we jolt as we fall asleep?

We're moving the Brains On Universe Headquarters, and that means we have to stop putting out new episodes until we get settled. We know: not cool. But, our new home is going to be bigger and better and the absolute BEST. We can't wait until it's ready for you to visit.In the mean ... Show More

They come in cool colors, catch popcorn kernels and sometimes even have spacers - it’s braces! Ever wondered how braces magically straighten teeth? We asked Dr. ArNelle Wright - a real life dentist! - to help us break down the science of these tiny metal wonders.Bracing for a tou ... Show More

Waiting for a stoplight to turn green can be really annoying, especially when you’re running late. It would be awesome if you had a magic wand you could wave to get the light to change. But alas, such things don’t exist. But how do stoplights know when to switch colors? We asked ... Show More

In this episode, we will learn about the water cycle—evaporation, condensation, precipitation, and collection. We will discover how water moves, changes form, and returns to us again and again. The rain that will fall today might once have been part of a glacier, floated in a clo ... Show More

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 ... Show More

In this episode, we will learn about how we respond to new and unknown situations, like going back to school, and discuss 5 things you can do if you're feeling nervous or stressed. We will explore dreams and cover 7 reasons why we might dream. We will talk about 12 cool and surpr ... Show More

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. T ... Show More

In this episode, we answer listener questions about how waves are made, why we can only see stars at night, how boogers are formed, and what flies, mosquitoes, and other flying bugs like to eat. Sleep Tight!,  Sheryl & Clark ❤️👂📖 --- 📢 Have an interesting science topic you wou ... Show More

This week, Alex chats with Neuroscientist, Nicole Vignola. Have you ever lied down in bed, and suddenly got a racing mind? This episode will give you the solutions and the techniques to sleep peacefully without anxious thoughts consuming your mind. Topics: 00:00 Trailer01:36 Let’ ... Show More

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 oth ... Show More

Sleep Tight!, Sheryl & Clark ❤️👂📖 ✨ Want more stories and fewer interruptions? Join Sleep Tight Premium for ad-free listening, bonus bedtime stories every week, and personalized shout-outs for your little ones! Start your free trial now on Apple Podcasts or at ⁠⁠⁠⁠sleeptightpre ... Show More

According to a Direct Line Group study from 2022, over 70% of UK adults don’t get the recommended 7-9 hours of sleep per night. Nighttime micro-awakenings are a common contributing problem. For many of us, they happen four to six times per night without us even noticing. And they ... Show More

Did you know that up to 40% of adults in Western countries struggle to get enough sleep?While some societies have historically never even had a word for insomnia, our modern world has created an epidemic of sleep problems, which affect not only our creativity, empathy, appetite a ... Show More