Why the Hardest Rocks Can Be Easy to Break
Adults Education Math PhysicsSo, 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!
MinuteEarth Explains: Solar Eclipses
Adults Education Science SpaceOver the last year, we at MinuteEarth and MinutePhysics have had the privilege of working with NASA's Heliophysics Education Activation Team make a series of videos about the awesomeness of solar eclipses. Here they are, all seven of them!
What’s Eating The Titanic?
Adults History Human ScienceWhen a ship sinks, lots of factors, like the ship’s materials, the water quality, and the depth of the seafloor all play a role in determining how long the ship will last down there - as a result, the Titanic will be gone in fifty years, while Byzantine wrecks in the Black sea remain.
The Real Killer Of The Dinosaurs
Adults Education History ScienceA 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
Adults Construction Education HistoryThis 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
Adults Construction Creativity EducationI tested the one-way spinning blower in an iron smelt and it is more effective than the previous both way spinning blower.
Our Instruction Manual for Existing
Adults Biology History HumanYour DNA contains all the instructions your body needs to function. In this episode of Crash Course Biology, we’ll figure out what this giant instruction manual looks like and how this three-billion-letter code gets copied into your trillions of cells through DNA replication.
Unlearn junk marketing, build a dynasty | Gary Vaynerchuk for Big Think+
Adults Business Internet Culture MediaGary Vaynerchuk, the entrepreneurial force behind VaynerMedia and VeeFriends, explores the critical missteps businesses make in connecting with their customers, primarily their failure to adapt to consumer needs and their reliance on yesterday’s strategies.
Generative A.I - We Aren’t Ready.
Adults History Science TechnologyNew generative A.I breakthroughs are happening almost every week, it seems.