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Born on this day
Sir Roger Penrose
Sir Roger Penrose is an English mathematical physicist, recreational mathematician and philosopher.
32nd week in year
8 August 2024

Important eventsBack

The dimonstration of the lifting power of hot air8.8.1709

Wikipedia (26 Jul 2013, 08:36)
It is known that Bartolomeu de Gusmão was working on this principle at the public exhibition he gave before the Court on August 8, 1709, in the hall of the Casa da Índia in Lisbon, when he propelled a ball to the roof by combustion. The king rewarded the inventor by appointing him to a professorship at Coimbra and made him a canon.
   
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