Why Snatch Blocks are AWESOME (How Pulleys Work)  – Smarter Every Day 228

Why Snatch Blocks are AWESOME (How Pulleys Work) – Smarter Every Day 228

– Hey, it’s me, Destin. Welcome back to Smarter Every Day. It’s time for the pulley episode. These are like my favorite things in the whole world. I bought this one, it looks like it goes to a boat or something like that. Pulleys are one of these things that everybody knows about. They know […]

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Ultrasonic Clothes Dryer- No Heat Needed

Ultrasonic Clothes Dryer- No Heat Needed

This is going to be a game-changing technology. Just the name sounds amazing. Ultrasonic drying technology. So, yeah, it’s absolutely one of the coolest things I’ve worked on. Clothes dryers consume a lot of energy The technology hasn’t been updated for a while. The process overall is very inefficient mainly because you have to evaporate […]

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Turning Volcanic Rock into an Obsidian Blade that’s Sharper than Steel

Turning Volcanic Rock into an Obsidian Blade that’s Sharper than Steel

This year, I’m starting a series of making a variety of weapons and roughly following their evolution through history starting from basic Metallurgy of various bladed weapons to bows and arrows and eventually working my way up to gunpowder and even a gun. Oh, Well We’ll see what happens there a key element of this […]

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Can You Melt Obsidian and Cast a Sword?

Can You Melt Obsidian and Cast a Sword?

Over the past few months I’ve been working on this video as a follow-up to user comments on a previous video on if it’s possible to cast obsidian. This proved to be a major challenge that took six attempts, broke multiple crucibles and two different kilns. But I didn’t want to stop until I finally […]

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She Models Your Clothes — Mind Blow #57

She Models Your Clothes — Mind Blow #57

This Goby fish in Hawaii can climb up 300 foot waterfalls. And physics students from the University of Leicester have determined that because of the doppler effect, hyperspace travel would really look like…this…. Vsauce, Kevin here. This is Mind Blow. A clothing store in Japan has a hanger system that displays video of a model […]

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We asked CSIRO: Cotton Seed Distributors

We asked CSIRO: Cotton Seed Distributors

[Music plays] (Peter Graham) CSIRO relocated its cotton breeding activities to Narrabri in the early 80’s. Cotton Seed Distributors is a small commercial seed company based in Wee Waa. The relationship between the two parties is one of the most important relationships, I believe, in the Australian cotton industry. [Music plays] Today we are the […]

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Why Do Clothes Shrink When You Wash Them?

Why Do Clothes Shrink When You Wash Them?

I think I need help with my laundry. Hello washed and left out to dry, Trace here rockin’ new duds on DNews. You might think science is something only done in labs, but every week-or-so chances are you suspend organic and synthetic fibers in a solution of water, enzymes, surfactants, and detergents to confine particulates […]

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