Editing 1620 in science

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{{Science year nav|1620}}

The year '''1620 in [[science]]''' and [[technology]] involved some significant events.

==Astronomy==
* The work of [[Nicolaus Copernicus|Copernicus]] (died [[1543 in science|1543]]) is edited and released, as directed by the Congregation of the [[Index Librorum Prohibitorum|Index]] (reading forbidden in March [[1616 in science|1616]]): nine sentences, which state the [[heliocentric system]] as certain, are either omitted or changed.

==Cartography==
* The [[atlas]] ''Atlante geografico d'Italia'', compiled by [[Giovanni Antonio Magini]], is published posthumously.

==Chemistry==
* The scientific method of reasoning is expounded by [[Francis Bacon (philosopher)|Francis Bacon]] in his ''[[Novum Organum]]''.

==Earth sciences==
* [[Francis Bacon (philosopher)|Francis Bacon]] notices the jigsaw fit of the opposite shores of the Atlantic Ocean.

==Medicine==
* Nicholas Habicot, surgeon to the [[Duke of Nemours]], publishes a report of four successful "[[History of tracheal intubation#Tracheotomy|bronchotomies]]" which he has performed; these include the first recorded case of a [[tracheotomy]] for the removal of a [[thrombus]] and the first [[Pediatrics|pediatric]] tracheotomy, to extract a foreign body from a 14-year-old's [[esophagus]].<ref>{{cite book|last=Habicot|first=Nicholas|title=Question chirurgicale par laquelle il est démonstré que le chirurgien doit assurément practiquer l'operation de la bronchotomie, vulgairement dicte laryngotomie, ou perforation de la fluste ou du polmon|publisher=Corrozet|location=Paris|year=1620}}</ref>

==Technology==
* May 17 – The first [[carousel]] is seen at a fair (Philippapolis, [[Turkey]]).
* [[Cornelis Drebbel]] builds the first navigable [[submarine]], in England.<ref name=davis1955>{{cite book|authorlink=Robert Davis (inventor)|last=Davis|first=R. H.|title=Deep Diving and Submarine Operations|year=1955|edition=6th|publisher=[[Siebe Gorman|Siebe Gorman & Co. Ltd]]|location=Tolworth, Surbiton, Surrey|page=693}}</ref><ref name=acott>{{cite journal|last=Acott|first=C.|title=A brief history of diving and decompression illness|journal=South Pacific Underwater Medicine Society Journal|volume=29|issue=2|year=1999|issn=0813-1988|oclc=16986801|url=http://archive.rubicon-foundation.org/6004|accessdate=2009-03-17|archive-date=2011-09-05|archive-url=https://web.archive.org/web/20110905152645/http://archive.rubicon-foundation.org/6004|url-status=dead}}</ref>

==Births==
* April? – [[William Brouncker, 2nd Viscount Brouncker|William Brouncker]], [[Anglo-Irish]] [[mathematician]] (died [[1684 in science|1684]])
* July 21 – [[Jean Picard]], [[French people|French]] [[astronomer]] (died [[1682 in science|1682]])
* September 25 – [[François Bernier]], French physician and traveller (died [[1688 in science|1688]])
* December 23 - [[Johann Jakob Wepfer]], [[Swiss people|Swiss]] [[pathologist]] and [[pharmacologist]] (died [[1695 in science|1695]]) 
* [[Ralph Bathurst]], [[English people|English]] theologian, physician and academic (died [[1704 in science|1704]])
* [[Bernard de Gomme]], [[Dutch Republic|Dutch]]-born [[military engineer]] (died [[1685 in science|1685]])
* [[Edme Mariotte]], French [[physicist]] and priest (died 1684)
* [[Robert Morison]], [[Scottish people|Scottish]] [[botanist]] and [[taxonomist]] (died [[1683 in science|1683]])

==Deaths==
* [[Simon Stevin]], [[Flemish people|Flemish]] scientist (born c. [[1548 in science|1548]])

==References==
{{reflist}}

[[Category:1620]]
[[Category:17th century in science]]
[[Category:1620s in science]]