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Cool Science!

Cool Science!

Looking for an answer to a quirky science question? You've come to the right place. Watch these awesome videos to learn about everyday stuff and gain a whole new perspective. And remember, science is really cool; you just have to ask the right question!
Science videos  Science Videos & Lessons:  (Reviewed by K-12 teachers)

Can Plants Really Think?
Grades: All
You'll be surprised that plants may be far more intelligent than you think they are!
3:45
 

Could We Stop an Asteroid from Hitting Earth?
Grade: 3 - 12
Large asteroids have regularly hit the Earth in the past, and will do so in the future. Could we stop or deflect an asteroid on a collision course for Earth?
7:10
 

Does Being Cold Make You Sick?
Grade: 3 - 12
Put on a jacket, or you'll catch a cold. Can being cold really give you a cold?
2:45
 

We Are Mainly Microbe. Yes!
Grade: 3 - 12
What is our body made of? Human cells? Guess again. Our body is essentially a walking home for trillions of bacteria!
3:50
 

Can We Grow Plants on planet Mars?
Grade: 3 - 12
Humans will be on planet Mars sooner than later. Could we grow plants in the soil of Mars? What would it take?
3:30
 

Why Do We Get a Fever?
Grade: 3 - 12
Falling sick is no fun, especially not if we have a fever. But fever maybe just what we need to get back on our feet.
2:35
 

Why Does Our Brain Need Sleep?
Grade: 5 - 12
Sleep feels like a big waste of time. But scientists have just discovered how important it is to our health. Learn what exactly goes on during your sleep.
3:05
 

Can We Survive the Death of our Sun?
Grade: 5 - 12
Our sun will explode in a few billion years to become a red giant. Does humanity stand a chance against the Sun's ultimate fate? Find out!
3:35
 

Why Does Time Exist?
Grade: 5 - 12
The concept of time is so strange that it confounds the best minds. The past is different from the future. But why?
2:50
 

Which Came First - The Egg or the Chicken?
Grade: 5 - 12
It's the age old question that has perplexed human mind from ancient times. So which came first, the chicken or the egg?
3:30
 

How Does Our Brain Work?
Grade: 5 - 12
As the most complex object in the known universe, the human brain is not infallible. Watch these brain tricks and illusions to understand how the brain works.
4:40
 

Why Does Your Body Age?
Grade: 5 - 12
Well, no one likes aging. So, why do you age? Find out what happens in your cells.
2:05
 

Whose Air Do You Share?
Grade: 5 - 12
How big is our atmosphere? It's actually rather small. Did you know we all breathe the same air? Literally.
3:35
 

Are We Ready To Clone A Mammoth?
Grade: 5 - 12
Since 'Jurassic Park', everyone's waiting for a cloned dinosaur. Well, how about a woolly mammoth? It's not that easy; learn about the recent discoveries that are helping this process.
3:00
 

What Is Light Really Made Of?
Grade: 5 - 12
Ever wonder what exactly is light? What is it really made out of? What makes it so fast? Find out.
3:60
 

Are Pesticides Really That Bad?
Grade: 5 - 12
Pesticides have helped raise crop yields over the years. But now they could be putting our food supply at risk. Find out how.
3:10
 

How Does Our Brain Make Us Forget Stuff?
Grade: 5 - 12
Did you know that your brain actually erases your memories? The video explores why we forget some memories over time.
3:40
 

Should We All Be Eating Insects Some Day?
Grade: 5 - 12
Human population will hit almost 10 billion by 2050. That's a lot of mouths to feed. Could these creepy crawlers be the future of food?
3:05
 

Could We Record Our Dreams?
Grade: 5 - 12
Dreaming is one of our most mysterious and interesting experiences. Could we record our dreams and watch them later? Maybe soon!
3:55
 

Can You Drink Too Much Water?
Grade: 3 - 12
Drink eight glasses of water every day. We have all heard it. But do you know about 'water intoxication'?
2:25
 

What If You Stopped Drinking Water?
Grade: 3 - 12
Your body is about 65% water. Ever wonder what would happen to it if you stopped drinking water?
3:30
 

Why Is Our Solar System Flat?
Grade: 5 - 12
Do you ever wonder why the galaxies, Saturn's rings and the solar system, all appear so flat? Find out why they turn out flat when they have all of 3D space to choose from.
3:10
 

How Big is the Solar System?
Grade: 5 - 12
Our solar system is a tiny speck in the Milky Way galaxy. But it took Voyager 1 about 35 years to enter interstellar space! Find out if it has left our solar system, and how big the solar system really is.
2:53
 

Do We Expand With the Expanding Universe?
Grade: 8 - 12
We all know that the universe is rapidly expanding since the Big Bang. So, is everything expanding with it? Find out!
2:15
 

Can Sunflowers Really Do Math?
Grade: 8 - 12
What's Fibonacci Sequence got to do with a sunflower? Can sunflowers really do math? Find out!
2:40
 

Why Do Paper Cuts Hurt So Much?
Grade: 5 - 12
Ouch! That hurts. Find out why the thin page of a book can sometimes cause more pain and anguish than a blade.
2:00
 

All of Earth's History in 24 Hours!
Grade: 3 - 12
Find out how Earth's 4.5 billion year history would look if we compressed it into a normal day's 24 hour time-frame.
2:20
 

There Was No First Human!
Grade: 5 - 12
Your very distant grandfather was a fish. Don't believe us? Just watch, and meet all your ancestors!
4:00
 

How the Elements Got Their Names
Grade: 5 - 12
Remember the periodic table of elements? Well, there's a story inside every box.
3:55
 

Can You Touch Anything At All?
Grade: 8 - 12
Can you actually touch things? Not really. Watch to find out why you may have never touched anything in your life!
5:30
 

Where Did Our Earth Get Its Water From?
Grade: 3 - 12
Earth is the wettest planet in the solar system, but it began as a hot ball of magma. How did it get so wet?
3:00
 

What Is Our Skin For?
Grade: 3 - 12
Some have scales, some have thick fur, and some have tough hide. We just have a wimpy skin. But what is our skin for?
2:10
 

Why Do Jellyfish Sting?
Grade: 3 - 12
Jellyfish sting sure packs a punch! But why do they sting and what can you do to stop that pain?
2:25
 

What is Inside the Earth?
Grade: 5 - 12
Though we've been to the Moon, we have hardly scratched the surface of the Earth! Learn about the new discoveries related to the Earth's core.
3:30
 

Could Neanderthals Talk Like Humans?
Grade: 5 - 12
Could our ancient cousin-species, the Neanderthals, talk like us? The video explores the matter with some new discoveries.
3:25
 

What's a Supernova and Where Can I Spot One?
Grade: 5 - 12
When a star explodes, it dazzles the whole galaxy, and beyond. Watch this clip to learn about a star exploding in the nearby galaxy M82.
3:15
 

What Is Genetically Modified Food?
Grade: 5 - 12
Genetically modified food may sound 'new', but we have been eating them all along. Take a closer look at what it is and how it affects us.
3:15
 

How Do Tornadoes Form?
Grade: 5 - 12
Tornadoes - the awesome power of this devastating force of nature can humble mankind. Find out where do these twisters come from, and just how destructive can they get.
1:50
 

Why Are Chimpanzees Stronger Than Us?
Grade: 5 - 12
Chimps are smaller and lighter than humans, but they are four to six time stronger than us. How do they possess such amazing strength?
2:30
 

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