Nuclear bombs do not rely on size, they rely on physics. Here is how chain reactions and hydrogen bombs unleash power on a ...

Iran reportedly studied a highly advanced “fourth-generation” nuclear weapon based on pure fusion, a theoretical technology ...

Israeli media reports Iran explored a “fourth-generation” pure fusion nuclear weapon, a technology no country has yet ...

GREIFSWALD, GERMANY - OCTOBER 29: A worker explains a photo taken about a year and a half ago that shows construction of the interior plasma chamber of the Wendelstein 7-X experimental fusion reactor ...

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Richard L. Garwin, an architect of America’s hydrogen bomb, who shaped defense policies for postwar governments and laid the groundwork for insights into the structure of the universe as well as for ...

Teen physicist Ted Hall, who helped perfect the plutonium bomb, passed its secrets to the Soviet Union hoping to prevent the US from ever using it again. For the past 79 years that courageous act has ...