Nobel Prize Winners
1896 - Nikolay Nikolaevich Semenov - Chemistry
Nobel Lecture - Some Problems Relating to Chain Reactions and to the Theory of Combustion
1973 Francis W. Dorion was granted patent #3,724,070 for a "dual razor blade assembly".
Chinese scientists have developed the world's lightest substance - carbon aerogel. Its density is only 0.16 mg/cubic centimetre. The previous record was held by graphite aerogel with a density of 0.18 mg/cubic centimetre.
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Service to Customer: Follow Up After The Sale
4 April Knowledge History
Science, Engineering and Management Knowledge History of the Day - Index for the Year
Knowledge History of the Day - Index for the Year
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