Do we really need more dating sites? Venture capitalists and other investors think so — even though the field is already stuffed with competitors. Icebreaker, of Bellevue, Wash., has raised an ...

The online dating sites Match.com and OkCupid can now add another happy couple to their list of successful matches: themselves. IAC's Match.com, which owns a family of dating sites including Chemistry ...

Remember the controversy over Facebook’s social experimentation, which showed how people’s emotions could be toyed with by changing what they see online? Well, Facebook wasn’t the only site playing ...