How big is an atomic bomb? It took a B-29 to carry the first one, dropped on Hiroshima, which may have weighed more than 10,000 Ibs. The Army’s announcement last week that it will abandon its ...

The H-bomb explosions in mid-Pacific last year were awesome proof of how big the atom can blow. The 14 test shots at Yucca Flat, Nev., programmed between Feb. 1 and this week, are equally sensational ...

The M65 atomic cannon was a Cold War artillery gun built to fire nuclear shells over long distances. This documentary looks at how the U.S. Army created the weapon, moved it with heavy tractors, and ...

Calculations show how the mysterious “magic numbers” that stabilize nuclear structures emerge naturally from nuclear forces—once these are described with appropriate spatial resolution. Figure 1: ...