The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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The world's longest traffic jam took place in Beijing, China. It was over 60 miles long and lasted 11 days.
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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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Chen Guanming, from Jiangsu province in eastern China, traveled by RICKSHAW for 2 years and covered nearly 40,000 miles through 16 countries, surviving flood, war zones and extreme temperatures, finally arriving at the London 2012 Olympics.
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The equivalents of the English saying "That's Greek to me" are "This appears to be Spanish" (German), "This is Chinese to me" (Dutch), "It's German to me" (Philippines), "It's Hebrew" (Finnish), "It's Chinese to me" (Hebrew), "Sounds like Mars language/These are chicken intestines" (China).
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