Researchers under the direction Chang Liu of Princeton Plasma Physics Laboratory (PPPL) have discovered a promising approach to mitigating damaging runaway electrons created by plasma disruptions in tokamak fusion reactors. This approach harnesses a unique type of plasma waves that bears the name of astrophysicists Hannes Alfvén, a 1970 Nobel laureate.

     South Korea (S.K.) has warned North Korea (N.K.) that it would seek to terminate the Kim Jong Un regime if nuclear weapons were used in practice. S.K. called N.K’s nuclear intimidation a “grave challenge” to the international community.

     Finland’s Radiation and Nuclear Safety Authority (STUK) reported that its review of Posiva Oy’s operating license application for the world’s first spent nuclear fuel disposal facility is taking longer than expected. It will not be completed by the end of 2023 as planned.

     Rishi Sunak is the Prime Minister of the United Kingdom (U.K.). He says that Wylfa, on Anglesey, will be named as one of the preferred sites for a new nuclear power station within months. He called it a “fantastic site” that could host both small modular reactors (SMRs) and big conventional reactors.