Sir Chris Llewellyn Smith reviews how research facilities like CERN and SESAME foster international cooperation where relations are strained. With today’s complex geopolitics, he stresses the need for scientific collaboration across divides.

Science diplomacy activities have a long tradition in Europe, though concept itself and the discussion about its benefits have gained traction only recently when diplomatic services in Europe began using the term explicitly.

Research infrastructures convene international scientists in collaborations that highlight the most cherished values of science diplomacy—building bridges between communities, societies, and nations through scientific cooperation.