🌐EnglishEnglishDeutschEspañolFrançaisItalianoPortuguêsSvenskaTiếng ViệtРусскийالعربية日本語EntityQ838127· pop 8· linked from 34 articles1643 in scienceoverview of natural science-related events during the year of 1643Connectionslist of years in scienceEntityscienceEntityCategories1640s in science1643 in science17th century in science