Brainiac: Science Abuse: Helium Lift
One of my personal favourite clips ever Clip from Brainiac Series 4, Episode 3 (S04E03). (unfortunately I couldn't find the full episode for this one)

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How much helium does it take to lift a person?

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Could A Lead Balloon Actually Get Off The Ground? | MythBusters

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How to Make a Non Stop Heron's Fountain

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We Popped The WORLD’S LARGEST BALLOON! (40ft+)

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Mo Farah Beats The Cube! | The Cube Season 5 Episode 7

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Mark Rober’s $60 Million Science Experiment | TED

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How to Install an Elevator in your Living Room!

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Jon Tickle WALKS on Custard! | Brainiac

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How One Man Flies Hundreds of Miles Using Balloons

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Can You Fold A Piece of Paper More Than 7 Times? | MythBusters

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What's the Best CO2-Powered Vehicle? | Brainiac

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How to Make an Unpoppable Bubble - Emily's Science Lab

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Ballon extrem | Galileo | ProSieben

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How Many Giant Balloons Stops An Arrow?

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This Ancient Man Myth Became a HUGE Side Quest | MythBusters

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Flying !!! with Giant Helium Balloons

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Egg Drop From Space

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How to Add the Perfect Amount of Helium to a Balloon So It Doesn't Float or Sink!

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How Do Hot Air Balloons Stay Up?

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