Microsoft CEO Steve Ballmer criticises Google during a talk at Microsoft’s Financial Analyst Meeting

Google has purchased Metaweb, a semantic search provider whose Freebase open source database catalogs 12 million data sets

Microsoft's Bing continued to make incremental gains against Google in the U.S

New figures have shown that Google is still the search engine daddy, after it grabbed 66.4 percent of the search engine market through May

Apple CEO Steve Jobs has announced that Bing, Microsoft’s search engine, will join Google and Yahoo as search-engine options on the new iPhone 4

Twitter today unveiled @anywhere, a service resembling Facebook Connect that will extend much of the functionality of its successful microblogging platform to third-party sites

Microsoft CEO Steve Ballmer has raised the possibility of acquiring Twitter more than once, but would the benefits outweigh the difficulties? Nicholas Kolakowski says no.