Steven Callahan spent 76 days at sea while he drifted 1,800 perilous miles across the Atlantic in a rubber raft, battling starvation, thirst, sharks and storms. He later became the technical adviser for the acclaimed movie Life Of Pi.
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A blind American man taught himself to navigate using echolocation. His hobbies include hiking and mountain-biking, and he has now trained over 500 students in his ‘tongue-click’ technique.
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There's a regenerative candle that creates a new candle as it melts.
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After coming across a "very sweet" homeless man from Jamaica named Michael on a night out, Londoner Jenny Baker took to Twitter, and within hours, using the hashtag #getmichaelhome, had raised thousands of pounds so that he could return home to Jamaica where he said he would be "happy again".
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The Rain Man (Laurence Kim Peek) was the only savant known to science who could read two pages of a book simultaneously - one with each eye.
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When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
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