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The Freshwater Paradox

Adults Science
Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.

The Freshwater Paradox

Adults Science
Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.

What Happens if the Moon Crashes into Earth?

Adults Science
Today we are answering an age-old very scientific and important question: What if the moon crashes into earth? It’s more interesting and weird than you probably think. Let's start with the basics: Why isn't the Moon on its way to crash into us already?

David Attenborough encounters the most DANGEROUS plant in the desert!

Adults Science
All our TV channels and S4C are available to watch live through BBC iPlayer, although some programmes may not be available to stream online due to rights.

Which animal has the best eyesight? - Thomas W. Cronin

Adults Science
Explore the incredible diversity of eyes and vision in the animal kingdom, and find out which creature has the best eyesight.

Is Soil Alive?

Adults Science
Soil doesn't seem like it's "alive", yet it functions like a living thing in lots of key ways.

What’s in the Trunk? with Sir David Attenborough | The Green Planet | BBC Earth

Adults Science
Don’t try this with your normal headphones, but you can actually listen to the inside of a tree! Listen and watch along as Sir David Attenborough discovers the amazing things going on inside our trunky friends.

How DUBAI Actually Controls its Weather

Adults Science
Wouldn't it be amazing to be able to control the weather? You could give yourself beautiful sunny days whenever you wanted or decide you needed some rain to help water crops for farmlands. Well in today's new video you will learn about the insane and fantastic way Dubai has taken control over the city's weather!

The Most Powerful Computers You've Never Heard Of

Adults Science
Analog computers were the most powerful computers for thousands of years, relegated to obscurity by the digital revolution.

Sand Dunes Shouldn’t Exist (Here’s Why They Do)

Adults Science
How can sand, blown by the wind, form such intricate and beautiful patterns as ripples and dunes? The answer is a surprising secret of self-organization.

Why The Shortest Day Of The Year Isn't The Coldest

Adults Science
The way we experience seasons don't necessarily line up with how they're technically defined - here's why.

The Creation Of The Universe | Universe | BBC Earth

Adults Science
This is the story of creation, as told by science.

You Are Immune Against Every Disease

Adults Science
You are not a person, you are a planet, made of roughly 40 trillion cells. There is so much of you, that if your cells were human-sized, you would be as big as 20 Mount Everests.

Most People Don't Know How Bikes Work

Adults Science
Why are bicycles stable? The most common answer is gyroscopic effects, but this is not right. This video was sponsored by Kiwico.

How Tutankhamun Got His Gold | Lost Treasures of Egypt

Adults Science
How Tutankhamun Got His Gold | Lost Treasures of Egypt

The Snowflake Mystery

Adults Science
Dr Ken Libbrecht is the world expert on snowflakes, designer of custom snowflakes, snowflake consultant for the movie Frozen - his photos appear on postage stamps all over the world.

Why The Ocean Needs Salt (But Has None)

Adults Science
Our oceans don’t technically contain salt, but the ions salt is made of play a critical role in planet-wide processes that make the Earth habitable.

What are gravitational waves? - Amber L. Stuver

Adults Science
In September 2015, scientists witnessed something never seen before: two black holes colliding. Both about 30 times as big as our Sun, they had been orbiting each other for millions of years. A fraction of a second before the crash, they sent a vibration across the universe at the speed of light that was picked up by the LIGO detector. So what are these ripples in space? Amber L. Stuver explains.

How Imaginary Numbers Were Invented

Adults Science
A general solution to the cubic equation was long considered impossible, until we gave up the requirement that math reflect reality.

Why is this 2,500 year old shipwreck so well-preserved?

Adults Science
Discover the unique conditions that make the Black Sea host to dozens of shipwrecks that date back thousands of years.

What Dinosaurs ACTUALLY Looked Like?

Adults Science
The past is a vast and mysterious land that begins at the big bang and ends in the present, expanding with each passing moment. It is the home of everything that came before, the key to understanding our present.