At the 20th annual meeting of Caijing held on December 17, Bai Chunli, an academician of the Chinese Academy of Sciences, said that on December 13 this week, officials from the U.S. Department of Energy announced that the Lawrence Livermore National Laboratory in California, the first successful A "net energy gain" is achieved in a nuclear fusion reaction, where the energy produced by the fusion reaction is greater than the energy of the laser that initiated the reaction. "At present, laser n...