Topic: teded

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Bird migration, a perilous journey – TED Ed

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. Watch related videos: more kinds of migration.

Can you solve the airplane riddle?

Professor Fukanō, the famous scientist, has embarked on a new challenge – piloting around the world in a plane of his own design. There’s just one problem: there's not enough fuel to complete the journey. Luckily, the...

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...

Dead stuff – The secret ingredient in our food chain

When you picture the lowest levels of the food chain, you might imagine herbivores happily munching on lush, living green plants. But this idyllic image leaves out a huge (and slightly less appetizing) source of nouri...

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...

How did feathers evolve? – TED Ed

In this beautifully illustrated lesson from TED Ed, science writer and educator Carl Zimmer explains some answers to the question, How did feathers evolve? From his article in National Geographic: Most of us will n...

How do we know what color dinosaurs were?

The meat-eating microraptor was a black-feathered, four-winged dinosaur. How do we know its feathers were black? The evidence is in the microraptors' fossils. This TED Ed explains. Plus, more from Wikipedia: In Mar...

How do we study the stars & measure extreme distances in space?

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...

How do wounds heal & how do scars form?

What happens when we get cut and bleed? How does skin scab over and heal? And why does skin scar? These two new vocabulary-filled TED-Eds from Sarthak Sinha get deep under our skin to give us a better understanding of...

How does the heart pump blood? – TED Ed

"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 ...

How Life Begins in the Deep Ocean – TED Ed

From the team that brought us The Secret Life of Plankton and The Plankton Chronicles comes this wonderful TEDEd video from their amazing microscopic footage, re-created to explain How Life Begins in the Deep Ocean: ...

How many smells can you identify? – TED Ed

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 ...

How Mendel’s pea plants helped us understand genetics

How Mendel’s pea plants helped us understand genetics. Also explained in a single vintage illustration. Complement with why we are all related. From TED-Ed. via explore-blog.

How playing an instrument benefits your brain – TED Ed

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...

How the food you eat affects your gut – TED Ed

The bacteria in our guts can break down food the body can’t digest, produce important nutrients, regulate the immune system, and protect against harmful germs. And while we can’t control all the factors that go into m...

How to Read Music – TED Ed

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). Sheet music may look complicated, but once you've gotten the hang of a few simple elements li...

Just how small is an atom? – TED Ed

What is an atom and exactly how small is it again? And what’s in it? And how can I understand that in practical, everyday terms? — Grab a bowl of blueberries to snack on and we’re on our way with thi...

Making Sense of Spelling – TED Ed

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...

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