Cooperative communities emerge in transparent social networks

People in a society are bound together by a set of connections - a social network. Cooperation between people in the network is essential for societies to prosper, and the question of what drives the emergence and sustainability ...

Baidu apologises to writers in copyright dispute

Chinese search engine giant Baidu apologised on Saturday to writers who accused it of violating their copyright and promised to delete infringing items within the next three days.

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