Defense Dept. photo by U.S. Navy
The U.S. military successfully destroyed a malfunctioning satellite using a missile to prevent the bus-size hunk of metal from leaking highly hazardous fuel into the atmosphere as it falls to Earth.
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Time to Ban Production of Nuclear Weapons MaterialA new global treaty that cuts off production of plutonium and highly enriched uranium for nuclear weapons could jump-start nuclear disarmament and help prevent proliferation
Space shuttle Endeavour blasts off after one-day delay
Ancient Martians were carried to Earth
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