MP3: What Determines Your Hair Color?

14.02.2017

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What Determines Your Hair Color? MP3

There's a lot of natural variation in the color of human hair. What's the physical explanation for the difference? Source: howstuffworks.com

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  • How Electroconvulsive Therapy Works

    How Electroconvulsive Therapy Works MP3

    With the exception of lobotomies, no other psychological treatment has a worse reputation. But thanks to some thoughtful tweaks, ECT has lately emerged from the dark ages and toward the respectable forefront of treatment for major depression.

    14.05.2013

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  • Why can't we breathe underwater?

    Why can't we breathe underwater? MP3

    Water is made up of hydrogen and oxygen, so why aren't we able to breathe underwater? Find out in this episode of BrainStuff.

    14.12.2012

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  • Why don't most concept cars make it to production?

    Why don't most concept cars make it to production? MP3

    Every year, auto manufacturers release concept cars. These vehicles often showcase unique features, such as a shape-changing body or innovative seat design. Yet these vehicles rarely make it into production -- listen in as Scott and Ben explain why.

    29.11.2011

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  • Easter Island (Update)

    Easter Island (Update) MP3

    In this episode, we revisit theories about the statues of Easter Island: the Moai. New evidence suggests that fewer than 20 people “walked” the Moai to their positions. This idea shakes up existing theories about the destruction of the island's resources.

    22.08.2012

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  • How Parkour Works

    How Parkour Works MP3

    The art of parkour is an astonishing combination of agility and physical strength pursued across the world -- but how does it work? Join Josh and Chuck as they explore the philosophy, history and pursuit of this unique form of artistic expression.

    03.05.2011

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