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Animated Earth Stories

KidsBooksReadingWorld...
When Earth gets a bit lonely, it decides to visit its friends in the solar system.

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.

Cardiologist Answers Heart Questions From Twitter

AdultsEducationHealthHuman
Cardiologist Dr. Sunil Rao answers your questions about the heart from Twitter. How do you measure your maximum heart rate?

One Potato, Two Potato

KidsFunMathMusic...
Get counting with potatoes?!

We're Probably Going to Cure MS

AdultsHealthHistoryScience...
You've probably heard of multiple sclerosis, especially if you're a fan of The West Wing. But can we ever cure MS? Yes. But also, no. But also, probably? It's complicated.

Intro To Poetry

YouthCreativityWritingEducation...
What is poetry and what are the rules for writing your own?

Why Do All YouTube Videos Look Alike?

AdultsCreativityEducationMedia...
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.

Why Are Butterflies So Colourful?

YouthAnimalsEducationNature...
We go to Chester Zoo to answer one of your Big Questions on butterflies!

3 Mysteries of the Universe

AdultsEducationScienceSpace
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.

How Does Mail Get Delivered?

YouthFactsSocietyWork...
Are you wondering: How does mail get delivered? This question came from Violet, a student from Canada.

What Happens AFTER Nuclear War?

AdultsEducationScienceWorld...
This video was made possible through a grant by Open Philanthropy.

Counting Fire Trucks

KidsEducationMathMusic
This catchy count to 10 song is perfect for teaching kids about fire trucks and counting!

Why Are All Humans Unique? Meiosis: Crash Course Biology

AdultsBiologyHumanScience...
Ever wonder why we aren’t exact clones of our parents, or why siblings aren’t exactly alike? The reason traces back to meiosis. In this episode of Crash Course Biology, we’ll discover how egg and sperm cells get made and learn why you’re a totally unique remix of your parents’ DNA.

The Art Supplies Song

KidsArtFactsHow-to...
Learn why it's important to take care of your art supplies.

What's The Smallest Animal On Earth?

YouthAnimalsEducationScience
Are you wondering: What's the smallest animal on Earth? This question came from Brady, a student from Canada.

Why Climbers Trust Rubber With Their Lives

AdultsEducationLifeScience...
Why is rubber so “sticky”? Why does rubber consistently have one of the highest coefficients of friction?

Why Does Everything Decay Into Lead

AdultsEducationHistoryScience...
If you look at a copy of the periodic table, you might notice that basically every element after lead is labelled as radioactive.