This is not Baidu's work, it's the Firewall. Add ?falun+gong to any request to a server located in China and you'll be banned from it for a few minutes, e.g. <a href="http://search.news.cn/language/search.jspa?id=en&#38;t=1&#38;t1=0&#38;ss=&#38;ct=&#38;n1=falun+gong" rel="nofollow">http://search.news.cn/language/search.jspa?id=en&#38;t=1&#38...</a><p>This has been discussed a few days ago on HN.