Russian chemist and inventor most famous for developing the periodic table of elements based on his own Periodic Law. He presented the periodic table on 6th March 1869.
Dmitri Mendeleev was born on 8 February, 1834
Today's Events: 23 April
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1 billionth app downloaded from Apple App Store
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YouTube first video uploaded
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Internet Explorer for Mac released
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New Coke with changed formula introduced
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Soyuz 1 spacecraft launched
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UN English Language Day [UN English Language Day]
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International Pixel-Stained Technopeasant Day [International Pixel-Stained Technopeasant Day]
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Neville Brody Birthday
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Ray Tomlinson Birthday
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Annie Easley Birthday
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Myron Waldman Birthday
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Max Planck Birthday
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George Adamski Death Anniversary