To children the world is a vast experiment, a laboratory of how things interact with one another. iStockphoto.com hide caption

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Cartoonist Group/Creators Syndicate Chip Bok hide caption

itoggle caption Chip Bok

Your direct connection with the stars and all of the space in between them. iStockphoto.com hide caption

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The Pew Internet and American Life Project survey also found 23 percent of online daters found a spouse or long-term partner that way. iStockphoto.com hide caption

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politicalcartoons.com Jimmy Marguiles hide caption

itoggle caption Jimmy Marguiles

Aotus lemurinus, a type of owl monkey also referred to as the gray-bellied night monkey, seen here at the Santa Fe Zoo, in Medellin, Colombia. Raul Arboleda/AFP/Getty Images hide caption

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If Gravity carries a clear message, it is that the universe is hostile to life. Courtesy of Warner Bros. Pictures hide caption

itoggle caption Courtesy of Warner Bros. Pictures