When in 1956, two Américans physicists Cowan et Reines, proved that the neutrino was a real particle, its existence was admitted, but it was considered « undetectable ». It was in the mid 1950s that Clyde Cowan and Frederick Reines set up their experiment to prove the existence of neutrinos. Reines and Cowan started their neutrino detection… Lire la suite Poltergeist project