Birds do it, bees do it...yet science still can't answer the basic question: why do we sleep?
We had a question back in 2007, about a thing every creature on the planet does--from giant humpback whales to teeny fruit flies. Why do we all sleep? What does it do for us, and what happens when we go without? We take a peek at iguanas sleeping with one eye open, ... Show More
Aug 20
Do you know about Stink Bugs? 👃 (Plug your nose encore)
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!, Sheryl & Clark ❤️👂📖 --- ✨ Want more stories and fewer in ... Show More
26m 36s
Oct 15
Animal Super Powers: Axolotls 🦎✨
In this episode we learn about the axolotl, a remarkable salamander with not one but two superpowers. First, they can regenerate entire body parts, regrowing legs, tails, and even portions of their heart and brain with almost no scarring. Second, they've mastered the art of stayi ... Show More
28m 1s
Oct 8
Chris Hadfield’s Fictional Universe Is Rooted in Real Space History
What happens when a real-life astronaut turns to fiction? In this episode, Chris Hadfield shares how decades of spaceflight and global diplomacy inspired his latest novel, Final Orbit, a cold war thriller packed with historical intrigue and technical precision. Host Rachel Feltma ... Show More
10m 52s
Mar 2025
Why We Yawn, Time Travel, and Other Big Questions? 🤔⏳🥱
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
25m 20s
Oct 6
What's worth remembering?
We like to think of memory as a record of the past. But that’s not really what it is. Memory doesn’t keep the past — it can also remake it. It stitches fragments into stories, and those stories — true or not — are what we end up calling our life, and sometimes, our collective his ... Show More
58m 54s