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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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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While pumpkins are typically orange, they can also be green, white, red, gray, and even blue.
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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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