Primitive Technology: Wet Season Destroys Thatched Workshop
AdultsConstructionCreativityEducation...The thatched workshop where I produce bricks, pottery, cement and charcoal for various projects was destroyed by prolonged rain from the wet season.
Healthy Digital Life Balance
YouthHow-toTechnologyWellness...In this lesson you'll learn how to add balance between real life and digital life.
Does Fallout's "Rule of Thumb" Work?
AdultsCreativityEducationScience...Is #fallout 's famous Vault Boy actually hiding some accurate nuclear blast survival tactics?
Why the Hardest Rocks Can Be Easy to Break
AdultsEducationMathPhysics...So, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow Rocks Box subscription!
The Real Killer Of The Dinosaurs
AdultsEducationHistoryScienceA ruthless murder was committed! Someone killed the dinosaurs and we have the murderer! Witnesses say that an Everest-sized asteroid hit Earth, devastated the planet and caused a mass extinction. A simple, fascinating and convincing explanation. Or… is it?
How the Most Expensive Swords in the World Are Made
AdultsConstructionEducationHistory...This is a video about how Japanese samurai swords, aka katanas, are made – from the gathering of the iron sand, to the smelting of the steel, to the forging of the blade.
Primitive Technology: One-Way Blower Iron Smelt & Forging Experiment
AdultsConstructionCreativityEducation...I tested the one-way spinning blower in an iron smelt and it is more effective than the previous both way spinning blower.