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    radioactive element

    US

    ・

    UK

    B2
    n.NounA chemical element that emits radiation as a result of nuclear instability.
    Uranium is a radioactive element used in nuclear power plants.

    Video subtitles

    Did The Future Already Happen? - The Paradox of Time

    12:35Did The Future Already Happen? - The Paradox of Time
    • Imagine a radioactive element randomly decays and causes a genetic mutation in a nearby mammal.

      Imagine a radioactive element randomly decays and causes a genetic mutation in a nearby mammal.

    • Imagine a radioactive element randomly decays and causes a genetic mutation in a nearby mammal.

      Imagine a radioactive element randomly decays and causes a genetic mutation in a nearby mammal.

    B1

    Is Makeup Bad For You?

    03:03Is Makeup Bad For You?
    • Later, In 1891, creams, lotions, and blush containing compounds of the radioactive element radium were also sold to women in Europe,

      Later, In 1891, creams, lotions, and blush containing compounds of the radioactive element radium were also sold to women in Europe,

    B2