🌐EnglishEnglishDeutschEspañolFrançaisItalianoPortuguêsSvenskaTiếng ViệtРусскийالعربية日本語EntityQ2808694· pop 8· linked from 29 articles1668 in scienceoverview of natural science-related events during the year of 1668Connectionslist of years in scienceEntityscienceEntityCategories1660s in science1668 in science17th century in science