Primitive Technology: Smelting Iron In Brick Furnaces
Adults Education
I made 3 furnaces from bricks using different configurations to test their effectiveness. The benefit of using bricks to make a furnace is that it's quicker, easier, re-useable and portable relative to a furnace constructed in-situ from clay.
How to read music - Tim Hansen
Adults Education
Like an actor's script, a sheet of music instructs a musician on what to play (the pitch) and when to play it (the rhythm).
The Real Reason Leaves Change Color In the Fall
Adults Education
Want to learn more about the topic in this week’s video? Here are some keywords to get your googling started:
Leaf senescence, chlorophyll, carotenoid, anthocyanin
The hidden meanings of yin and yang - John Bellaimey
Adults Education
The ubiquitous yin-yang symbol holds its roots in Taoism/Daoism, a Chinese religion and philosophy.
Primitive Technology: Rock-Throwing Catapult (Trebuchet)
Adults Education
I built a trebuchet, a type of catapult that uses a counter weight to store gravitational potential energy which is then used to fire a projectile via a sling.
How to write like the best-selling author of all time
Adults Education
Dig into Agatha Christie’s writing style to find out how she crafted her mystery novels and how to employ these strategies in your own work.
How Schools Can Nurture Every Student's Genius | Trish Millines Dziko | TED
Adults Education
Forget home economics and standardized tests, education visionary Trish Millines Dziko has a much more engaging and fulfilling way for students to develop real-world skills.
How Society Affects Your Health
Adults Education
Society does a lot to improve our health, from sanitation to healthy foods. But society can have negative impacts on our health as well, and whether or not we get the positive impacts or the negative ones, can often come down to social and economic standing.
Bill Nye Breaks Down Webb Telescope Space Images | WIRED
Adults Education
The James Webb Space Telescope has dazzled us with its first batch of images. WIRED got in touch with the one and only Bill Nye to break down some of these astonishing photos, explaining what we're really looking at.
Primitive Technology: Trebuchet
Adults Education
I built a trebuchet, a type of catapult that uses a counter weight to store gravitational potential energy which is then used to fire a projectile via a sling.
How Different Species of Fireflies Blink
Adults Education
Did you know that not all species of fireflies blink the same?
Everything You Ever Wanted To Know About Birds
Adults Education
This summer, we partnered with Nate Senner of the University of Massachusetts Amherst and Tebughna School in Beluga, Alaska to make this series of videos all about how, why, and where birds migrate.
The 4 things it takes to be an expert
Adults Education
Which experts have real expertise?
The Nucleus
Adults Education
Hank does his best to convince us that chemistry is not torture, but is instead the amazing and beautiful science of stuff.
The Scientist Who Killed Millions and Saved Billions
Adults Education
Fritz Haber is the scientist who arguably most transformed the world. Part of this video is sponsored by Wren.
Celebration and Lifelong Learning | How to College | Crash Course
Adults Education
The end of college isn't the end of your education, it's just the end of a chapter of your education.
The Riddle That Seems Impossible Even If You Know The Answer
Adults Education
The 100 Prisoners Riddle feels completely impossible even once you know the answer. This video is sponsored by Brilliant.
Paleontologist Answers Dinosaur Questions From Twitter
Adults Education
Paleontologist Dr. Hans Sues answers the internet's burning questions about dinosaurs. Why did T-Rex have such tiny arms?
Coca Cola's Secret Recipe
Adults Education
How Coca Cola (Actually) Keeps Its Secret Recipe Secret
Primitive Technology: Improved Multi-Blade Blower
Adults Education
In the 6 years since I developed the first forge blower I had made very few improvements to it's design.