Jellyfish turned into an unexpected threat to France’s Gravelines nuclear plant after a huge swarm clogged its cooling system
PC: Sameer Al-DOUMY / AFP via Getty A huge swarm of jellyfish has forced France’s Gravelines nuclear power plant to shut three reactors and reduce output from a fourth, after the animals clogged parts of the seawater cooling system. EDF took reactors 2, 3 and 4 offline as a precaution, while reactor 1 was limited to…