NOVA

Beyond the Elements: Reactions

Just about every solid, liquid, or gas in the world as we know it begins with reactions between individual atoms and molecules. Host David Pogue dives into the transformative world of chemical reactions, from the complex formula that produces cement to the single reaction that’s allowed farmers to feed a global population by the billions.

Beyond the Elements: Reactions Preview

30s

Just about every solid, liquid, or gas in the world as we know it begins with reactions between individual atoms and molecules. Host David Pogue dives into the transformative world of chemical reactions, from the complex formula that produces cement to the single reaction that’s allowed farmers to feed a global population by the billions—a reaction that when reversed, unleashes high explosives.

Previews + Extras

  • What Gives Hot Peppers Their Heat?: asset-mezzanine-16x9

    What Gives Hot Peppers Their Heat?

    S47 E17 - 8m 22s

    When you eat peppers, the chemical capsaicin fits into the heat pain receptors in your mouth, sending a false signal that’s identical to the one your brain would receive if you ate something literally burning hot.

  • Yes, Molecules Do Make Sounds: asset-mezzanine-16x9

    Yes, Molecules Do Make Sounds

    S47 E17 - 4m 49s

    "Beyond the Elements" host David Pogue and chemical and environmental engineer Ruoxue Yan illustrate how the molecular bonds around us actually make sounds—even if we can’t hear them.

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