How Things Work: Time Zones ⌛✈️

Sleep Tight Science - A Bedtime Science Show For Kids

Sleep Tight Media

Kids & Family, Education For Kids

4.4 • 738 Ratings

🗓️ 31 December 2025

⏱️ 28 minutes

🔗️ Recording | iTunes | RSS

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Summary

In this episode we are going to learn about time zones - how do they work? Why do we have them? What happens when you fly through multiple time zones? And what exactly is jet lag? 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-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 ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠sleeptightpremium.com⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠. --- 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 Tight) Science! Sleep Tight Science is an award winning bedtime podcast that makes science accessible and enjoyable for the whole family. Snuggle in and drift off to sleep while learning about science topics submitted by listeners! Designed for curious young minds (but simple enough for grown-ups to understand), Sleep Tight Science uses big words to answer big questions that kids wonder about, like why do we feel icky sometimes and how do our legs help us move? Learn something new about the natural world while drifting off to dreamland. Have an interesting science question or a topic you’re curious about? Email us at ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠hello@sleeptightscience.com⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠, and it might just be the focus of an upcoming episode! Dedicated to enhancing the health and happiness of children, Sleep Tight Media helps families replace bedtime struggles with bedtime snuggles. -- Advertising provided by Starglow Media. Learn more about Starglow Media ⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠here

Transcript

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0:00.0	You're listening to Sleep Tight Science.
0:16.0	Did you know that when you're eating lunch in London, Ontario,
0:22.2	someone in Sydney, Australia is already asleep,
0:25.7	and it's actually tomorrow there?
0:28.7	What?
0:34.4	Hello, friends, and welcome back to Sleeptight Science, a bedtime show that answers your questions about science.
0:44.2	In this episode, we are going to learn about time zones, how they work, why do we have them,
0:51.2	what happens when you fly through multiple time zones?
0:55.5	And what exactly is jet lag?
1:00.2	Maybe you video called a grandparent or cousin who lives far away
1:05.0	and realized it was the middle of the night where they are.
1:09.3	Or perhaps you've traveled by plane to a distant place and felt strangely tired, even though
1:15.8	your watch said it was morning.
1:18.6	Or maybe you've wondered why someone in Vancouver is eating breakfast while you're already
1:25.3	eating dinner.
1:27.7	Time zones can seem confusing at first, all those different clocks showing different times,
1:35.4	people talking about being ahead or behind.
1:39.2	But they actually solve a really important problem, one that we'll explore together in this episode.
1:49.8	Time zones are where science meets human coordination. The science part is Earth's rotation.
1:58.1	Our planet's spinning once every 24 hours, which means the sun can only shine on half of
2:05.2	Earth at any moment. The human part is our need to organize our days, coordinate with each other,
2:14.1	catch trains and planes on time, and generally agree on what three o'clock means.
	...

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