Tag: teded

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Vermicomposting: How worms can reduce our waste

One third of food made in the world each year ends up in the trash can. How can we stop the waste by putting that food to good use? From TED Ed, learn how worms can naturally convert our organic waste — green leaves, ...

TED Ed: How does the heart pump blood?

"For most of history, humans had no idea what purpose the heart served... although everyone could feel their own heart beating, it wasn't always clear what each thump was achieving... Even in the 21st century, only a ...

Cell vs. virus: A battle for health

From TED Ed and Shannon Stiles, Cell vs. virus: A battle for health:  All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against i...

Why is ketchup so hard to pour?

That moment that ketchup transitions from a solid, high up in the ketchup bottle, to a liquid that squirts all over your fries – that moment is a big physics moment. Why? Ketchup is a non-Ne...

Sugar: Hiding in plain sight

We know that sugar is a big part of candy, ice cream, and sweet drinks, but did you know that added sugars are included in 3/4 of the 600,000+ products found in the average grocery store? And...

TED Ed: Making Sense of Spelling

Words can come alive and make more sense when you learn about their structure, relationships, and history. From the TED-Ed archives, Making Sense of Spelling. Watch more TED-Ed, and more abou...

TED Ed: The Pangaea Pop-up

This papercraft pop-up book illustrates how South America and Africa used to be connected, how the supercontinent Pangaea broke apart 200 million years ago, how the Earth's seven primary tecto...

TED Ed: The Mystery of Motion Sickness

One out of three people get motion sick, yet it’s not something we can really cure, only relieve. So what exactly is going on inside of our bodies when this happens? If you liked Head Sq...

TED Ed: How many smells can you identify?

How many smells can you identify? Which ones are your favorites and which ones do you really not like? Stop and make a list, because it’ll be an amazingly long and diverse list. As it ...

TED Ed: The chemistry of cookies

The baker as mad scientist? Your nose as a sensitive scientific instrument? The physical and chemical transformation of warm and gooey baked goods? Your next batch of cookies will be even more...

Mysteries of vernacular: Robot

Where did the word robot come from? Let’s travel back to 1920, when Czech writer Karel Čapek wrote a sci-fi play about hard-working, human-like machines. Wait, first let’s go back farther: more than 1000 y...

TED Ed: Bird migration, a perilous journey

From TED Ed, a lesson by educator Alyssa Klavans: Bird migration, a perilous journey, as well as the ways that we can help make it less perilous.

TED Ed: The Moon Illusion

Why does the full moon look larger when it’s near the horizon than when it’s high up in the sky? For generations, astronomers, psychologists, brain researchers, and many others ha...

TED Ed: The ABCs of Gas

Using chalk drawings and familiar, hands-on examples, Brian Bennett and TED Ed explain gas properties in The ABCs of Gas – Avogadro’s Law, Boyle’s Law, and Charles’s Law, via explore-blog. T...

TED Ed: How to Read Music

From Tim Hansen and TED Ed, the basics of how to read music.

TED Ed: The brilliance of bioluminescence

Nature often devises surprising solutions for hunting food, warning predators away, and attracting mates, but one of the most magical-looking of these solutions might be bioluminescence, or biochemical light created b...

TED Ed’s Reasons for the Seasons

Watch TED Ed’s Reasons for the Seasons. Educator Rebecca Kaplan lays out the many variables that shape our understanding of what seasons are. via insteadofwatchingtv.

TED Ed: Inside Your Computer

When you click your computer’s mouse or type on the keyboard, what exactly is going on inside the computer itself? What controls the information flow in and out, and what exactly is j...

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