X-energy, controlled by billionaire Kam Ghaffarian, rakes in another $200 million to become the best-funded startup ...

He has covered archeology, geology, and physics extensively ... of a new world record for the sustained running of a nuclear fusion reactor. China's "artificial sun"—formally known as the ...

“The nuclear reactor is on fire,” one caller tells ... appears to be overwhelmed with emergencies after the catastrophic disaster, which fans were warned about during the Monday, January ...