The iRobot Roomba S9+has all the bells and whistles you could hope for, but is it ever really worth spending £1,500 on a robot vacuum cleaner? Find out how it stands out from the competition and if it excelled in our tough cleaning and mapping tests
Which? asked a team of ethical hackers to gain access to a smart home of connected devices. They succeeded in just four days. We reveal the full results.
The Apple HomeKit smart home app gets a boost to its score in our retest. This shows the challenges of testing fast-changing 'internet of things' products.