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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

ScienceOne small ahaElement

This element powers many rechargeable batteries and takes its name from a mischievous spirit of German mining folklore.

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ScienceOne small aha
Your new ahaCobalt

Cobalt: Key ingredient in many rechargeable batteries. Source: Cobalt ↗

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More from The Elements

A few more worth knowing.

  1. 67This element, discovered by the Curies, once lit up glow-in-the-dark paint before its dangers were understood.RECALL
    Radium

    Radium, discovered by the Curies, once lit up glow-in-the-dark paint before its dangers were understood.

    Open this card ↗
  2. 68Radium · chemical symbolRECALL
    Ra

    Radium, discovered by the Curies, once lit up glow-in-the-dark paint before its dangers were understood.

    Open this card ↗
  3. 69This element fuels nuclear reactors and takes its name from the planet Uranus.RECALL
    Uranium

    Uranium fuels nuclear reactors and takes its name from the planet Uranus.

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