<= kg

A plum-sized lump of metal takes us from the French Revolution to an underground bunker in Maryland as we try …

http://www.radiolab.org/story/kg/

Also huffduffed as…

  1. ≤ kg

    —Huffduffed by japborst on

  2. ≤ kg - Radiolab

    —Huffduffed by jasonbraganza on

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