Lille, France (AFP) Aug 11, 2025 A nuclear plant in northern France was temporarily shut down on Monday after a swarm of jellyfish clogged pumps used to cool the reactors, energy group EDF said. The automatic shutdowns of four units "had no impact on the safety of the facilities, the safety of personnel, or the environment", EDF said on its website. "These shutdowns are the result of the massive and unpredictable presen