How long can a Submarine stay underwater?

What this episode covers

How long ago were Submarines invented? How are Submarines able to sink? How does a Submarine make air for its crew to breathe? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted? For more information about our other projects, including bespoke branded podcasts and series for your company, check out Atomic Entertainment.

Share this episode

Similar Episodes

I'm ok

Mar 26, 2026 ·1m

REMIX: Why we over-shop and compulsively acquire, and how to stop, with Dr Jan Eppingstall

Jan 9, 2026 ·61m

REMIX: OCD and hoarding disorder with Jenna Overbaugh

Jan 2, 2026 ·47m

REMIX: Therapy and hoarding disorder - what are the options? With Dr Jan Eppingstall

Dec 26, 2025 ·78m

REMIX: ADHD and hoarding disorder with Professor Sharon Morein

Dec 21, 2025 ·46m

#207 13 actionable pieces of mental health advice from six former podcast guests

Dec 12, 2025 ·53m

Similar Podcasts

French Your Way Jessica: Native French teacher founder of French Your Way Boost your French listening skills and test your comprehension with this one of a kind series of podcasts. Get the chance to listen to a real conversation between native speakers talking at normal speed AND customise your learning experience through carefully designed sets of questions (2 levels of difficulty) available for download at www.frenchvoicespodcast.com. All interviews also come with the transcript. French teacher Jessica interviews native speakers of French from around the world who share a bit of their life and passion. Where else would you meet in one same place a French yoga teacher based in Melbourne, a soap manufacturer from Provence, or a couple cycling around the world? That Hoarder: Overcome Compulsive Hoarding That Hoarder Hoarding disorder is stigmatised and people who hoard feel vast amounts of shame. This podcast began life as an audio diary, an anonymous outlet for somebody with this weird condition. That Hoarder speaks about her experiences living with compulsive hoarding, she interviews therapists, academics, researchers, children of hoarders, professional organisers and influencers, and she shares insight and tips for others with the problem. Listened to by people who hoard as well as those who love them and those who work with them, Overcome Compulsive Hoarding with That Hoarder aims to shatter the stigma, share the truth and speak openly and honestly to improve lives. The Small Business Startup School – Business Notes | Financial Literacy | Retail Psychology – For Professionals & Entrepreneurs The Small Business Startup School Inc. Starting or buying a small business? While personal circumstances may vary, business patterns remain timeless. On The Small Business Startup School, we explore strategies, insights, and practical solutions to help entrepreneurs confidently navigate their journey.Hosted by Ola Williams—a retail entrepreneur, fintech founder, and financial coach with over two decades of experience—this podcast marries financial awareness and retail psychology with optimism to deliver actionable takeaways.Join us to learn, grow, and connect as we uncover the keys to business success.Let’s continue to learn together and be encouraged to keep on connecting! HOMELAND HOMELAND The Church is a body not a building. It's the bride of Jesus Christ! Jesus is coming back for a mature bride. That means it's time for the church of Jesus Christ to move from milk to meat. This is the hour of maturity!HOMELAND is an announcement that the church is being set free. Only the church has the ability to transform the world. The kingdom's of this world will become the kingdoms of our Lord and Savior!All of creation has been waiting for this moment! Sons and daughters of God are rising up and taking their seat!

Frequently Asked Questions

How long is this episode of Who Smarted? - Educational Podcast for Kids?

This episode is 18 minutes long.

When was this Who Smarted? - Educational Podcast for Kids episode published?

This episode was published on May 31, 2023.

What is this episode about?

How long ago were Submarines invented? How are Submarines able to sink? How does a Submarine make air for its crew to breathe? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign...

Can I download this Who Smarted? - Educational Podcast for Kids episode?

Yes, you can download this episode by clicking the download button on the episode player, or subscribe to the podcast in your preferred podcast app for automatic downloads.