BrainStuff

What actually goes into these sausages that American eat by the billion? Learn how hot dogs work in this episode of BrainStuff.

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The term 'butterfly effect' was coined in the 1960s to help explain how complicated weather is, but it can be applied to many complex or chaotic systems. Learn more about the butterfly effect (and what we often get wrong about it) in this episode of BrainStuff.

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Labor Day signals the end of summer in the United States and Canada, but it began as a celebration of workers and their hard-earned rights. Learn about the history of Labor Day in this episode of BrainStuff.

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These two American English accents were influenced by British English accents -- but were British accents influenced by them? And what does Boston have against the letter 'R'? Learn more about these accents in this classic episode of BrainStuff.

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Instead of a mouth, the hell ant had blades and a metal horn. Learn more about this prehistoric creature on BrainStuff.

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Today's flu vaccines can absolutely prevent or lessen an influenza infection, but they have to be taken yearly and don't always work. Learn why -- and what researchers are doing about it -- in this episode of BrainStuff.

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People have been depicting wildly lavish foods for a lot longer than Instagram has been around. Learn about the history of what people eat versus what they show in this episode of BrainStuff.

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Spoiler alert: Yep, most of the commonly used words (and names!) in the English language are already trademarked. Learn more about how trademarks work in this episode of BrainStuff.

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The planet Earth is fairly well charted at this point, but we humans still have a drive to explore. Learn how modern-day exploration works in this episode of BrainStuff.

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Seeing footage after a hurricane or other natural disaster makes us want to help, but some actions are a better use of time and money than others. Learn how to make your aid go the furthest in this episode of BrainStuff.

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