Season 4

Video thumbnail: Be Smart Much A-Do About Hair

Be Smart

Much A-Do About Hair

Learn all about the science of human hair in this week’s video!

Much A-Do About Hair

Video thumbnail: Be Smart Why Are We The Only Humans Left?

Be Smart

Why Are We The Only Humans Left?

New research has shown that Neanderthals were not the brutish, unintelligent cavemen that

Why Are We The Only Humans Left?

Video thumbnail: Be Smart Where Did Humans Come From?

Be Smart

Where Did Humans Come From?

we tour through our family tree to meet our ancestors and distant cousins

Where Did Humans Come From?

Video thumbnail: Be Smart Dogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)

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Dogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)

New research is finally unlocking the paw-in-hand evolution of dogs and humans.

Dogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)

Video thumbnail: Be Smart Why I ❤ PBS

Be Smart

Why I ❤ PBS

Why I Love PBS.

Why I ❤ PBS

Video thumbnail: Be Smart How Much Plastic is in the Ocean?

Be Smart

How Much Plastic is in the Ocean?

Ocean plastic pollution is a massive environmental problem.

How Much Plastic is in the Ocean?

Video thumbnail: Be Smart Illuminating the Universe: The History of Light

Be Smart

Illuminating the Universe: The History of Light

Here is the history of light, according to physics.

Illuminating the Universe: The History of Light

Video thumbnail: Be Smart What is Luck?

Be Smart

What is Luck?

There’s a scientific side to luck, and if you study a few principles of math and psycholog

What is Luck?

Video thumbnail: Be Smart Solving the Puzzle of Plate Tectonics

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Solving the Puzzle of Plate Tectonics

But did thee feel the Earth move?

Solving the Puzzle of Plate Tectonics

Video thumbnail: Be Smart How the Meter Became The Meter

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How the Meter Became The Meter

The meter is the world’s ultimate measure, but how did it become “the” meter? What is this

How the Meter Became The Meter

Video thumbnail: Be Smart How the Toilet Changed History

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How the Toilet Changed History

How the invention of the toilet changed history.

How the Toilet Changed History

Video thumbnail: Be Smart Relationship Advice from the Animal Kingdom

Be Smart

Relationship Advice from the Animal Kingdom

Other animals have millennia worth of mating experience, maybe they can teach us a thing o

Relationship Advice from the Animal Kingdom

Video thumbnail: Be Smart The Superb Owl!

Be Smart

The Superb Owl!

Enjoy these amazing facts about owls!

The Superb Owl!

Video thumbnail: Be Smart Do Plants Think?

Be Smart

Do Plants Think?

For the last 50 years we've wondered whether plants can think... Haven't we?

Do Plants Think?

Video thumbnail: Be Smart How Many Species Are There?

Be Smart

How Many Species Are There?

How do we protect what we don’t know exists?

How Many Species Are There?

Video thumbnail: Be Smart Is This A NEW SPECIES?!

Be Smart

Is This A NEW SPECIES?!

What *is* a species anyway? And how do you know if you’ve found a new species?

Is This A NEW SPECIES?!

Video thumbnail: Be Smart How An Igloo Keeps You Warm

Be Smart

How An Igloo Keeps You Warm

Building a perfect igloo takes cool science!

How An Igloo Keeps You Warm

Video thumbnail: Be Smart 23 Reasons to be Cheerful (Thanks to Science!)

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23 Reasons to be Cheerful (Thanks to Science!)

23 Reasons Science Gave Us to be Cheerful

23 Reasons to be Cheerful (Thanks to Science!)

Video thumbnail: Be Smart This Land Is Your Land - Project For Awesome 2016

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This Land Is Your Land - Project For Awesome 2016

About the importance of the National Parks Foundation.

This Land Is Your Land - Project For Awesome 2016

Video thumbnail: Be Smart Why Don’t Woodpeckers Get Concussions?

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Why Don’t Woodpeckers Get Concussions?

A look into the science of concussions.

Why Don’t Woodpeckers Get Concussions?

Video thumbnail: Be Smart How Baby Sea Turtles Find Their Way Home

Be Smart

How Baby Sea Turtles Find Their Way Home

Find out how baby sea turtles find their way home after hatching!

How Baby Sea Turtles Find Their Way Home

Video thumbnail: Be Smart Is Sugar A Drug?

Be Smart

Is Sugar A Drug?

It's Okay to Be Smart: Is Sugar A Drug?

Is Sugar A Drug?

Video thumbnail: Be Smart This Rainforest Caterpillar Looks Like Donald Trump

Be Smart

This Rainforest Caterpillar Looks Like Donald Trump

It's Okay to Be Smart: Rainforest Caterpillar

This Rainforest Caterpillar Looks Like Donald Trump

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