Tuesday's papers in China are dominated by reports on corruption cases.

BBC: China media: Corruption focus

But most of the local papers lead on a show business shocker - China's top comedian Zhao Benshan has pulled out of national broadcaster CCTV's annual Spring Festival Gala citing "extreme tiredness".

BBC: China morning round-up: Lunar New Year

Meanwhile, papers including the China Daily also report on the comment by Wang Shouwen, foreign trade head at the Ministry of Commerce, which warns that China's foreign trade " is facing a severe situation next year".

BBC: China morning round-up: WTO membership marked

The graphic above shows how much being published in a particular country increased and decreased the odds of a paper being published (1 would mean no change.) The U.S. and China published similar numbers of scientific papers on energy and clean technology, but the U.S. papers were far more likely to be referenced by other researchers.

FORBES: Connect

Measured by the number of published papers, China is the second most productive scientific nation on Earth.

ECONOMIST: Chinese ethics

China already published twice as many scientific papers on computing as Japan and Germany in 2005, but over five years it produced an absolutely meteoric increase in output.

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