Science: Rockets

Infant though it be, the science of rocketry is not confined solely to crack-brained dreams of launching a howling projectile on its way to the moon. Rockets, in fact, have passed one definite milestone: they have traveled at 700 m.p.h., faster than any other self-propelled mechanism. The moon idea grew out of the solid fact that, unlike airplanes, rockets do not need air either for support or propulsion since they are pushed along by self-generated recoil forces.

Last week in Manhattan Professor Alexander Klemin, director of the Daniel Guggenheim School of Aeronautics,...

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