European Laboratory for Particle Physics

European Organization
for Nuclear Research
Organisation européenne
pour la recherche nucléaire

Member states
Formation	September 29, 1954; 63 years ago (1954-09-29)
Headquarters	Meyrin, Canton of Geneva, Switzerland
Membership	22 countries  Austria  Belgium  Bulgaria  Czech Republic  Denmark  Finland  France  Germany  Greece  Hungary  Israel  Italy  Netherlands  Norway  Poland  Portugal  Romania  Slovakia  Spain  Sweden   Switzerland  United Kingdom Associate members:  Cyprus  India  Pakistan  Serbia  Slovenia  Turkey  Ukraine
Official languages	English and French
Council President	Sijbrand de Jong
Director General	Fabiola Gianotti
Website	home.cern

Coordinates: 46°14′03″N 6°03′10″E / 46.23417°N 6.05278°E / 46.23417; 6.05278

The European Organization for Nuclear Research (French: Organisation européenne pour la recherche nucléaire), known as CERN (/sɜːrn/; French pronunciation: ​[sɛʁn]; derived from the name Conseil Européen pour la Recherche Nucléaire), is a European research organization that operates the largest particle physics laboratory in the world. Established in 1954, the organization is based in a northwest suburb of Geneva on the Franco–Swiss border, (46°14′3″N 6°3′19″E / 46.23417°N 6.05528°E / 46.23417; 6.05528) and has 22 member states.Israel is the only non-European country granted full membership. CERN is an official United Nations Observer.