S. Korea's fusion device 'KSTAR' runs for 2… stocking 0 46 2020.11.25 11:22 https://youtu.be/uQqh_Y4v0-c + 4 인공태양 'KSTAR'...세계 핵융합기술 이끈다 South Korea has reached a new milestone in the field of fusion energy. With the magnetic fusion device, 'KSTAR', ...