The Billion-Dollar Problem in Education
Adults Education
Standardized testing is deeply woven into the fabric of US education, but does it foster genuine learning?
How the Most Expensive Swords in the World Are Made
Adults Education
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
Adults Education
I tested the one-way spinning blower in an iron smelt and it is more effective than the previous both way spinning blower.
Cardiologist Answers Heart Questions From Twitter
Adults Education
Cardiologist Dr. Sunil Rao answers your questions about the heart from Twitter. How do you measure your maximum heart rate?
Why Do All YouTube Videos Look Alike?
Adults Education
Many crustaceans from all sorts of starting points evolve to end up looking similar, likely due to outside pressures. That’s sort of like what happens with YouTube videos.
The Paradox of an Infinite Universe
Adults Education
What is outside of the universe? We know that the universe had a beginning 14 billion years ago and that it has been expanding ever since.
3 Mysteries of the Universe
Adults Education
We're still in the dark about what 95 percent of our universe is made of — and the standard model for understanding particle physics has hit a limit.
What Happens AFTER Nuclear War?
Adults Education
This video was made possible through a grant by Open Philanthropy.
Why Climbers Trust Rubber With Their Lives
Adults Education
Why is rubber so “sticky”? Why does rubber consistently have one of the highest coefficients of friction?
Why Does Everything Decay Into Lead
Adults Education
If you look at a copy of the periodic table, you might notice that basically every element after lead is labelled as radioactive.
Did The Future Already Happen? - The Paradox of Time
Adults Education
Is your future already written? Do your past, present, and future all exist right now? Surprisingly, the answer could be yes.
6 Tips on Being a Successful Entrepreneur | John Mullins | TED
Adults Education
Sometimes, you need to break the rules to innovate — but which ones? Entrepreneurship professor John Mullins shares six counter-conventional mindsets for entrepreneurs looking to think strategically, navigate challenges and change the world.
Primitive Technology: Crab and Fish Trap
Adults Education
I made a fish trap from cane and tested it over the course of a year catching various aquatic animals.
How Do We Get Energy? (Chemical Reactions): Crash Course Biology #26
Adults Education
Cells need energy to power the chemical reactions that keep their microscopic cities running, and most of that energy comes from a chemical called ATP.
Did The Future Already Happen? - The Paradox of Time
Adults Education
Is your future already written? Do your past, present, and future all exist right now? Surprisingly, the answer could be yes.
Can a Simple Brick Be the Next Great Battery?
Adults Education
The world relies on manufacturing, and manufacturing relies on heat — a massive contributor to global carbon emissions, responsible for a quarter of the world's fossil fuel use.
Why We Need To Teach Astronomy
Adults Education
People don’t understand the scale of the Universe.
What The Prisoner's Dilemma Reveals About Life, The Universe, and Everything
Adults Education
This is a video about the most famous problem in Game Theory, the Prisoner’s Dilemma.
A Tour of the Cell: Crash Course Biology #23
Adults Education
The cell is the basic unit of life, and our understanding of it has advanced as science, and the tools available to scientists, has advanced.
This Nuclear Conspiracy Theory is CRAZY
Adults Education
When we published a video from Hiroshima, a new kind of conspiracy theorist crawled out of the woodwork.
The largest river on Earth is actually in the sky - Iseult Gillespie
Adults Education
Explore the Amazon rainforest’s flying rivers, and dig into why these invisible waterways are essential to life on Earth.