Therefore, the bit flip that gave Maria Vindevogel 4,096 extra votes wasn't caused by natural radioactivity in the computer.

因此， 给玛丽亚·温德沃格尔（Maria Vindevogel）带来4,096张额外选票的位翻转并不是由计算机中的自然放射性引起的。

Natural radioactivity was first discovered by Henri Becquerel, who observed how a chunk of mineral that contained uranium affected a photographic plate that was covered up by paper.

Henri Becquerel 首先发现了天然放射性，他观察了一大块含有铀的矿物如何影响被纸覆盖的感光板。