The year1733 in science and technology involved some significant events.

• Rev.Stephen Hales publishesHæmastaticks, the second volume of hisStatical Essays, inLondon, containing the results of his experiments in measuringblood pressure.^[1]

• May 26 – Theflying shuttleloom ispatented byJohn Kay, making weaving faster and increasing demand for yarn.^[2]
• The perambulator or pram (ababy carriage) is invented byEnglish architectWilliam Kent for children of the3rd Duke of Devonshire.
• Theachromatic refracting lens is invented by English barristerChester Moore Hall.

• Giovanni Gerolamo Saccheri studies what geometry would be like if theparallel postulate (Euclid's fifth) were false.
• Abraham de Moivre introduces thenormal distribution to approximate thebinomial distribution inprobability.

• January 18 –Kaspar Friedrich Wolff,Germansurgeon andphysiologist (died1794)
• February 19 –Daniel Solander,Swedishbotanist (died1782)
• March 13 –Joseph Priestley,Englishchemist (died1804)
• March 17 –Carsten Niebuhr,Danishcartographer,surveyor and traveller (died1815)
• May 4 –Jean-Charles de Borda,Frenchmathematician,physicist,political scientist, and sailor (died1799)
• May 22 –Alexander Monro,Scottishanatomist (died1817)
• July 27 –Jeremiah Dixon, English surveyor andastronomer (died1779)

• June 23 –Johann Jakob Scheuchzer,Swissnatural historian (born1672)

• 1733
• 18th century in science
• 1730s in science

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