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By William Raillant-Clark Quantum mechanics is one of those terms that frighten the lay public 鈥� the popular image of being thrown helplessly through time and space probably doesn鈥檛 help. In reality, the term 鈥渜uantum鈥� simply means the smallest amount by which certain physical quantities can change. But small doesn鈥檛 mean insignificant, as demonstrated by some [...]