BrainStuff

The World Happiness Report usually ranks wealthy Nordic countries as the happiest, but what factors is it taking into account? Based on other data, Colombia and El Salvador come out on top. Learn why in this episode of BrainStuff.

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We're not asking anyone to give up chocolate, but researchers have posed an important question: How can we make it more environmentally friendly? Learn why in this episode of BrainStuff.

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Scientists have figured out a lot about Earth's history, but there are still a few gaps. Learn how a dinosaur may help fill in one of those gaps in this episode of BrainStuff.

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The heat of nuclear weapons is enough to melt sand into glass. Learn the story of trinitite, the glass from the first atomic test site, in this episode of BrainStuff.

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It can sound off-putting, but it turns out that people who talk about themselves in the third person may be giving themselves a mental boost. ("You're nailing this episode description, Lauren!") Learn why in today's episode of BrainStuff.

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OK, 'happy' might be a stretch, but researchers are looking into how cows given positive interactions (like back scritches) grow and produce milk versus less-content cows. Learn what the results say in this episode of BrainStuff.

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The season you were born in helps determine whether you'll have allergies, but science has never understood why. Learn what a team of researchers are discovering in this episode of BrainStuff.

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Many spray canisters call for being shaken, but not compressed air. Learn how both types work (and the dangers of shaking the wrong type) in this episode of BrainStuff. 

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Your tongue is an amazing sensory instrument -- so why can't it taste itself? Many philosophers have pondered the same thing. Learn more in this episode of BrainStuff.

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Science fiction buzzes with evil robots and AI, but real-life machines are much less sinister -- if not less potentially deadly. Learn the real concerns (and possible solutions) about killer robots in this episode of BrainStuff.

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