Australia's Federal Court ruled search engine is responsible for the content of paid advertisements it displays

Google may have profited from bad ads in the past, but it is cleaning up its act

Google benefits from Olympic touts and cannabis salesmen, but says it is not responsible for the actions of its advertisers

Google will have to be smart to avoid any anti-trust issues the Zagat deal could prompt, and its critics will be watching closely, says Clint Boulton

Larry Page and Eric Schmidt are named in lawsuits over $500m settlement for illegal drug advertising

DoJ attorney claims Google CEO Larry Page knew the company pushed unlawful drug sales via AdWords

Google is to hand over £300m to the US Department of Justice to settle an online pharmacy probe

New location extensions for Google Places extend the way businesses can use mobile business ads

The European Court of Justice has ruled that Google's Adwords service does not infringe trademark law