There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
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Between 2007 and 2012, Bill Gates gave away $28 billion; saving 6 million lives.
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In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
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Mico headphones read your brainwaves and select music based on your state of mind.
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