Season 2

    Video thumbnail: Reactions Turning the Boston Harbor into Actual Tea

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    Turning the Boston Harbor into Actual Tea

    How Much Tea Would it Take to Turn the Boston Harbor into Tea?

    Turning the Boston Harbor into Actual Tea

    Video thumbnail: Reactions What is Natto?

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    What is Natto?

    It’s a much-loved, protein-packed Japanese food standby made of slimy, stinky soybeans.

    What is Natto?

    Video thumbnail: Reactions Can Silver Nanoparticles Combat Your Stink?

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    Can Silver Nanoparticles Combat Your Stink?

    Clothing makers are harnessing the power of silver to combat workout stink. Does it work?

    Can Silver Nanoparticles Combat Your Stink?

    Video thumbnail: Reactions What are Eye Boogers?

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    What are Eye Boogers?

    What’s that stuff in the corner of your eyes when you wake up?

    What are Eye Boogers?

    Video thumbnail: Reactions How Does Double Acting Baking Powder... Doubly Act?

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    How Does Double Acting Baking Powder... Doubly Act?

    Why does baking powder say “double acting” on the container?

    How Does Double Acting Baking Powder... Doubly Act?

    Video thumbnail: Reactions How Plastic Recycling Actually Works

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    How Plastic Recycling Actually Works

    What happens to plastic bottles when you recycle them?

    How Plastic Recycling Actually Works

    Video thumbnail: Reactions Can You Take Expired Drugs?

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    Can You Take Expired Drugs?

    Every medicine you buy has a printed expiration date, but does it actually go bad?

    Can You Take Expired Drugs?

    Video thumbnail: Reactions Will This Pop a Balloon?

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    Will This Pop a Balloon?

    Have you ever popped a balloon with just an orange peel?

    Will This Pop a Balloon?

    Video thumbnail: Reactions Yellowstone Steaming Acid Pools of Death

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    Yellowstone Steaming Acid Pools of Death

    Yellowstone's hot springs have incredible geochemistry. But why are they so different?

    Yellowstone Steaming Acid Pools of Death

    Video thumbnail: Reactions How Air Conditioning Works

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    How Air Conditioning Works

    Air conditioning is the science of heat transfer and the chemistry of refrigerants.

    How Air Conditioning Works

    Video thumbnail: Reactions 3 Most Useful Kitchen Gadgets - Are They Worth It?

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    3 Most Useful Kitchen Gadgets - Are They Worth It?

    Do you really need all those kitchen gadgets? It all depends on the chemistry of cooking.

    3 Most Useful Kitchen Gadgets - Are They Worth It?

    Video thumbnail: Reactions Why Does Stinky Cheese Stink?

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    Why Does Stinky Cheese Stink?

    It’s the chemistry of washed-rind cheeses that makes these foods so awfully stinky.

    Why Does Stinky Cheese Stink?

    Video thumbnail: Reactions Hydrangeas and the Science of Do-Overs

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    Hydrangeas and the Science of Do-Overs

    We tried to use chemistry to change hydrangea flowers from red to blue. Let's try again.

    Hydrangeas and the Science of Do-Overs

    Video thumbnail: Reactions Surströmming: The Secrets of this Stinky Swedish Fish

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    Surströmming: The Secrets of this Stinky Swedish Fish

    Surstromming, Swedish for sour herring, has a powerful stink thanks to food preservation.

    Surströmming: The Secrets of this Stinky Swedish Fish

    Video thumbnail: Reactions How Do Hydrangeas Change Colors?

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    How Do Hydrangeas Change Colors?

    What does the pH of soil have to do with the color of hydrangeas?

    How Do Hydrangeas Change Colors?

    Video thumbnail: Reactions Are We Breathing Caesar's Last Breath

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    Are We Breathing Caesar's Last Breath

    Are you breathing air molecules that were once exhaled by Caesar?

    Are We Breathing Caesar's Last Breath

    Video thumbnail: Reactions How Seashells Are Made

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    How Seashells Are Made

    Chalk and seashells are made of the same stuff. So why is one crumbly and the other tough?

    How Seashells Are Made

    Video thumbnail: Reactions The Ultimate Donut Battle: Cake vs. Yeast

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    The Ultimate Donut Battle: Cake vs. Yeast

    How does chemistry makes a cake donut and a yeast donut taste so different?

    The Ultimate Donut Battle: Cake vs. Yeast

    Video thumbnail: Reactions Chameleons Are Masters of Nanotechnology

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    Chameleons Are Masters of Nanotechnology

    What do chameleons have to do with nanotechnology?

    Chameleons Are Masters of Nanotechnology

    Video thumbnail: Reactions How Milk Becomes Cheese

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    How Milk Becomes Cheese

    We visit St. James Cheese Company in New Orleans to learn about the chemistry of cheese.

    How Milk Becomes Cheese

    Video thumbnail: Reactions Does Melatonin Do Anything?

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    Does Melatonin Do Anything?

    Melatonin is a supplement that’s supposed to help you sleep. But does it work?

    Does Melatonin Do Anything?

    Video thumbnail: Reactions How Do Airbags Work?

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    How Do Airbags Work?

    Airbags protect you in a car accident thanks to chemistry and a little bit of physics.

    How Do Airbags Work?

    Video thumbnail: Reactions Burning Ice from the Ocean Floor

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    Burning Ice from the Ocean Floor

    This ice burns because it’s actually methane trapped in water.

    Burning Ice from the Ocean Floor

    Video thumbnail: Reactions Small Bottle, HUGE Fireball (How Flame Jetting Works)

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    Small Bottle, HUGE Fireball (How Flame Jetting Works)

    Pouring fuel over a flame can cause a ten-foot fireball to shoot out – flame jetting.

    Small Bottle, HUGE Fireball (How Flame Jetting Works)