Topic: teded

Sort: Date | Title | Sort Ascending
View:

How do we study the stars & how do we measure extreme distances?

How can we know so much about other galaxies? What are they made of? How big are they? How far away are they from Earth? "Want to know the secrets of the universe? Just follow the light." These two TED Eds fro...

Mysteries of vernacular: Pants

Where does the word 'pants' come from? The journey of this word throughout history begins with the 4th Century Roman Saint Pantaleon and is now used to refer to any clothing with two separate tubes that are meant to c...

Feedback loops: How nature gets its rhythms

A grasshopper eats grass, a rat can eat the grasshopper, a snake may eat the rat, and a hawk will eat the snake. When these food chains interweave, they create a food web. Plants and animals (including humans) live, e...

TED Ed: How playing an instrument benefits your brain

Your brain is a muscle. When you give it more challenging exercises, you're strengthening your brain's abilities to learn and grow. Now add some music to the mix: When you listen to music, multiple areas of your b...

Why aren’t we only using solar power?

Solar power is cleaner, more sustainable, and in many cases, less expensive than coal-fueled power plants, so why aren't we only using solar power? Beyond the business and infrastructural challenges, TED Ed outlines s...

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...

« Prev