Google News uses computer algorithms to identify top stories while Yahoo News favors old-fashioned human editors. But do Google's automated search results display a conservative bias? That's rich: Gates tops Forbes list once again - Bill Gates may not have had much of a pay raise this year, but he did manage to add $2 billion to his fortune, bringing the total to $48 billion and keeping him on top of the Forbes 400 list of the wealthiest Americans. Gamers Get a Look at PlayStation Portable - Gamers got their first chance to lay their hands on Sony Computer Entertainment's highly-anciticipated PlayStation Portable (PSP) at the Tokyo Game Show this week and initial reactions were mostly positive. Internet junkies in chilling cold turkey experiment - Participants in the human experiment were deprived of the web for 14 days, and found themselves quickly succumbing to "withdrawal and feelings of loss, frustration and disconnectedness". Half.com to continue at full speed - Online auction giant eBay won't be closing down its Half.com site next month after all. Web news feed syncs up with ads - Moreover Technologies has introduced a free, ad-supported service that lets Web surfers set up a personalized collection of headlines from news outlets around the Web.