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  • ▶ Einstein's Proof of E=mc² - YouTube
    A bright demonstration of E=mc² !
    Fri 20 Dec 2013 01:00:51 AM CET - permalink -
    QRCode
    - https://www.youtube.com/watch?annotation_id=annotation_295893&feature=iv&index=1&list=PLED25F943F8D6081C&src_vid=Wp20Sc8qPeo&v=hW7DW9NIO9M
    en science
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