Star Trek's Mr. Spock and Captain Kirk never even lose pocket change when they use a transporter to get from TV's Starship Enterprise to distant worlds. What gives? Paramount Television/The Kobal Collection hide caption

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This is an artist's imaginative rendering of an atom, but quantum mechanics makes it hard to imagine exactly what an atom is. Richard Graham Farmer/Science Photo Library/Corbis hide caption

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Franck Camhi/iStockphoto

This visualization shows the electron density in a quantum dot, an artificial atom. Wei Qiao, David Ebert, Marek Korkusinski, Gerhard Klimeck/NCN, Purdue University hide caption

toggle caption Wei Qiao, David Ebert, Marek Korkusinski, Gerhard Klimeck/NCN, Purdue University

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