Jan. 12, 2026, 1:30 p.m.
China's Fusion Reactor Reached an 'Unbreakable' Limit—and Broke Right Through It
By exceeding a long-standing density barrier, China’s EAST fusion reactor proved that tokamaks can pack way more atoms into its plasma.
China's Fusion Reactor Reached an 'Unbreakable' Limit—and Broke Right Through It
By exceeding a long-standing density barrier, China’s EAST fusion reactor proved that tokamaks can pack way more atoms into its plasma.