Episodes

📢📢 We would love your feedback on season 5! Send us an email at hello@sleeptightscience.com ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠ , and we will be very thankful. And, if you have any science questions, include them too! --- About Sleep Tight Scie...

Gentle, kid-clear science, perfect for bedtime

Perfect for bedtime, this episode celebrates children's natural curiosity while providing calm, clear answers that help young minds drift peacefully to sleep.

This bedtime science show is all about Swimming Pools and Buoyancy

In this episode, we picture a helicopter’s spinning rotor as a moving wing that makes lift; notice how blade pitchchanges lift; and hear how pilots use the collective (up/down), the cyclic (lean the “flying circle” to drift ...

Season 5 begins! In this episode we look at how fidget toys can help some brains focus—and why bedtime calls for softer tools. We explore attention as a gentle “spotlight,” meet the hidden sense of proprioception, try tiny vi...

In this episode we're going to try our best to summarize 48 episodes of science discoveries—from 3D printers and ancient stardust, to why your body makes gas and Mars has a butterscotch sky. We'll revisit amazing body systems...

While we take a short break this week, we’re bringing back one of our favourite Sleep Tight Science episodes all about Stink Bugs. Plus, we will share some fun facts about them and answer listener questions. Sleep Tight!, She...

While we take a short break this week, we’re bringing back one of our favourite Sleep Tight Science episodes all about the solar system—featuring Papa Bear telling Bernice about planets and moons, while they have some super y...

In this episode, we travel to the Arctic to learn all about polar bears! Discover how their giant paws, thick fur, and clever hunting skills help them survive freezing temperatures. We explore their life cycle, behaviours, an...

Perfect for bedtime or anytime curious minds want to explore nature’s hidden science.

A bedtime science show for the whole family.

It’s a curious, cozy, science-filled journey—perfect for bedtime or anytime wonder strikes.

A bedtime science show for kids all about mosquitoes.

In this bedtime science episode we learn all about jets.

Perfect for fans of wildlife, nature, bedtime stories, animal science, and curious young minds.

Halfway through recording our latest episode, Sheryl's voice started to sound like a frog, and then like something else we couldn't identify. Sheryl caught a virus that is causing her to cough and affecting her voice. She sh...

In this episode, we will learn all kinds of fascinating science from the questions you sent in! Questions like why we feel pain, and how it's our body's way of protecting us by sending warning signals to the brain. Why we vom...

Clark is working on Season 5 of Sleep Tight Science—and we’d love your help! What science topics do you want to hear next? Should we change the music? Make the episodes longer? Shorter? Or something totally new? Talk it over ...

Perfect for sparking bedtime curiosity or thoughtful family chats, this episode blends science, storytelling, and compassion to help young listeners understand—and care about—these fuzzy, tree-hugging creatures from down under.

In this calming and curiosity-sparking episode of Sleep Tight Science, we explore the fascinating world of memory.

In this episode of Sleep Tight Science , we learn all about the world of jellyfish! Discover why jellyfish aren’t really fish, how they sting, what they eat, and the incredible ways they glow, swim, and grow. From tiny Iruka...

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 explor...

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