Why Do We Yawn? // TRAIN BRAIN

Why Do We Yawn?

From humans to animals we all have one thing in common, we all yawn! Although, it's still a mystery why we yawn. What is a yawn and why do we do it?
Narrated by: Dr. Moo.

Because Science

Nerdist Science Editor Kyle Hill uses real-world math and science concepts to solve, measure, and make sense of pop culture quandaries in comics, video games, movies, and TV....

How Does DAREDEVIL See Without Sight? | Because Science

How Much Would a DEATH STAR Cost? | Because Science

Was the T-Rex the First Dangerous Power Walker?

Is Stranger Things' Eleven More Powerful Than A Jedi? | Because Science

Which Ancient Medicines and Treatments Do We Still Use Today?

Could You Implant Memories Into a Blade Runner Replicant? | Because Science

How Much Does Your “Ghost” Weigh? | Because Science

Is Rita Repulsa's Staff More Destructive Than Her Monsters? | Because Science

Why Do Our Fingers Get Wrinkled in Water?

How Many Wonka Fizzy Drinks Would It Take To Float? | Because Science

Is There a Football Shaped Planet Out There?

Is Sleep Paralysis Giving You Night Terrors? | Because Science

Why is Not Touching Your Face So Hard?

When Will We Walk on Mars? | Because Science

Why Do We Yawn?

The Hive Mind in the Real World | Because Science

What is Brain Freeze?

Should You Eat BRAINS? | Because Science

How Much Plastic Actually Gets Recycled?

We Already Have Human Clones: Identical Twins | Because Science

How to Make Your Own Hand Sanitizer

ZELDA Timeline According to Quantum Mechanics | Because Science

Do You Need To Worry About the Huge Asteroid Coming Towards Earth?

Real Life CUPID is TERRIFYING! | Because Science

A Note to Because Science Fans

What SONIC Can Do at TOP SPEED?

The Flash is the WRONG COLOR

The Supernova Apocalypse Equation | Because Science Footnotes

The Sun EXPLODES... What Happens Next?

Will a Witcher's Sword Turn You BLUE? | Because Science Footnotes

How a WITCHER'S Silver Sword Works

How to Calculate an Avalanche | Because Science Footnotes

How to Build a SARLACC PIT (with SCIENCE)

Making a Sarlacc Ball Pit | Because Science Footnotes

How to Fall from ANY HEIGHT and Survive

Will Ant-Man Drown in a Drop of Water? | Because Science Footnotes

How to Make a WITCHER with Science

AI-Controlled Fish-Cleaning Laser Robots | Because Science Footnotes

Volcano Lairs are a TERRIBLE Idea (feat. xkcd)

The Sound of FORCE THUNDER | Because Science Footnotes

How Does FORCE LIGHTNING Work? (Star Wars Science)

Werewolves are More Realistic than the Hulk | Because Science Footnotes

How to Make REAL Superhero Serum

Can Good Sci-Fi Be Wrong about Science? | Because Science Footnotes

Why THE EXPANSE is the Most Accurate Show on TV

Frickin' LASER BEAM Shark Science

Liquefied by a Neutron Star | Because Science Footnotes

The Neutron Star Slingshot - Gravitational Machines

Anti-Matter Lightsabers are a Bad Idea | Because Science Footnotes

The DARKSABER Explained (Star Wars SCIENCE)

The Tesla Space Heist | Because Science Footnotes

How to STEAL Elon Musk’s Space Car

It's IMPOSSIBLE to Play Magic: The Gathering Perfectly | Because Science Footnotes

I Built a COMPUTER in Magic: The Gathering

The Real Reason Behind Naruto Running? | Because Science Footnotes

Can LOTR's Flat Earth Exist? | Because Space

Is Naruto Running FASTER? (vs. Gold Medalist Sprinter!)

What if Dr. Manhattan Disintegrated You? | Because Science Footnotes

Dr. Manhattan’s Superpowers EXPLAINED

Can Captain Falcon Punch-Cook a Chicken? | Because Science Footnotes

The FALCON PUNCH’s True Power

The Free Will Illusion? | Because Science Footnotes

Is Joker Criminally Insane?

Slicing Nukes with Rocket Blades | Because Science Footnotes

Spider-Man Can't Fly Like Spiders | Because Science Live!

The Faster-Than-Light Guillotine

Does this Weapon Break the Outer Space Treaty? | Because Science Footnotes

The Area 51 "Raid" is Bad for Humanity | Because Science Live!

PROJECT THOR: Deadly Metal From Outer Space

Why NANO Vision Isn't Science Fiction

Dragon Ball Z’s 25,000-Calorie Diet | Because Science Footnotes

Is Friday the 13th Dangerous? | Because Science Live!

Dragon Ball Z’s Senzu Beans EXPLAINED

How to Make Mars Hot Enough for Humans | Because Science Footnotes

Should We Nuke Hurricanes? | Because Science Live!

Should We Nuke Mars?

How to Capture a Black Hole | Because Science Footnotes

How Black Holes Could Turn Jupiter Into a Star

Dragon Fight Physics | Because Science Footnotes