In 1996, an Iraqi man named Sam Eisho moved to Australia and used the welfare system as income. Some years later, he became successful and wrote a cheque for more than $18,000 to the Australian Government (every cent they gave him).
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Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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An artist in Iowa named Patrick Acton built a complete model of Hogwarts out of matchsticks.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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