🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisItalianoPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ8123474· pop 30Category:1900 in scienceWikimedia categoryAvailable in 29 languagesEspañolFrançais中文日本語РусскийPortuguêsItalianoالعربيةAzerbaijaniBasque