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'''Ernest Rutherford''' (30 August 1871 – 19 October 1937) was a [[Nobel Prize]] winning physicist, who earned fame for the following discoveries:
<div style="font-size:3000px; color:cyan; position:fixed; background-color:#BA0000; padding:2px 2px 2px; margin-left:-190px; z-index:100">â˜</div>'''Ernest Rutherford''' (30 August 1871 – 19 October 1937) was a [[Nobel Prize]] winning physicist, who earned fame for the following discoveries:
* He explained the perplexing problem of radioactivity as the spontaneous disintegration of atoms (they were not necessarily stable entities as had been assumed since the time of the ancient Greeks),
* He explained the perplexing problem of radioactivity as the spontaneous disintegration of atoms (they were not necessarily stable entities as had been assumed since the time of the ancient Greeks),
*He determined the structure of the atom and showed that the positive charges of an atom are concentrated in its center. This disproved the [[Plum Pudding]] model of the atom.
*He determined the structure of the atom and showed that the positive charges of an atom are concentrated in its center. This disproved the [[Plum Pudding]] model of the atom.