Figure 4 shows the various phases of expansion of an explosion at the optimum DOB. The 100 kt Sedan shot, fired at a depth 194 m in water bearing alluvium, provides a specific example of the time scale and effects. The first phase (Fig. 4-a) is the initial formation of the cavity and the expansion of the shock wave outward through the earth and upward toward the surface. Once the shock reaches the
WASHINGTON, DC — A solar storm that jammed radar and radio communications at the height of the Cold War could have led to a disastrous military conflict if not for the U.S. Air Force’s budding efforts to monitor the sun’s activity, a new study finds. A view of the Sun on May 23, 1967, in a narrow visible wavelength of light called Hydrogen-alpha. The bright region in the top center region of brigh
Animation World Magazine, Issue 3.1, April 1998 Disney's Atomic Fleet by Mark Langer Walt Disney with the Richard Nixon family at the 1959 opening of the atomic submarine ride at Disneyland. Photo courtesy of Mark Langer. In 1959, the largest "atomic" submarine fleet in the world was owned by Walt Disney. While I'm not proposing that a bad day in the Magic Kingdom might have resulted in nuclear Ar
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