Word: thermonuclear
(lookup in dictionary)
(lookup stats)
Dates: during 1960-1969
Sort By: most recent first
(reverse)
...were recently found in the ocean floor (TIME, Sept. 14, 1959). Gravitation also determines the size of the stars, which are balls of hot gas. If gravitation was stronger in the past, the stars must have been smaller. They were probably brighter, too, because their denser interiors generated more thermonuclear energy than they do now. The sun, a typical star, must have been bright enough 2 billion years ago to make the surface of the earth much warmer than it is now. Perhaps this is why the oldest fossils found in ancient rocks are remains of algae, some of whose...
...their fission triggers for thermonuclear weapons, the Russians approached the theoretical maximum efficiency-something the U.S. has not got near. With such efficiency, they were able to eliminate most of the fallout from the fission process and make their bombs remarkably clean. U.S. scientists had expected the Soviet triggers to account for up to 50% of the yield; they actually accounted for less than...
...addition to affecting negotiation, civil defense could also disrupt American foreign policy by concentrating atten-of thermonuclear war, thus diverting thought and resources from the alternatives of conventional warfare or political propaganda...
Besides complicating U.S. diplomacy vis-a-vis the Soviet Union, a shelter program could seriously injure relations with allies and friendly neutrals, the conference added. "Through civil defense, the American people would in effect be working for their own survival while tacitly abandoning non-Americans to thermonuclear death...
...future, "The basic question before us is whether we can move fast enough to build such a (world) community, before we 'cease to exist'. . . . To say that this is utopian or idealistic after the abysmal tragedies of the two world wars, and after a thermonuclear arms race is well along is to invite the oblivion which now hovers over...