TECH
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The Solar Impulse aircraft flew from Phoenix to Dallas in 18 hours and 21 minutes.
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Robots in computer simulations can evolve complex traits in a matter of days.
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The UK’s National Physical Laboratory has developed a printed circuit board made that comes apart in hot water.
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Google Faces finds unexpected faces on the earth's surface
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GPS could've warned of 2011 Japan tsunami in three minutes.
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Similar worries could easily be applied to ordinary smartphones, one early adopter says.
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