The technology that lets dogs 'talk' to owners

Researchers at Georgia Tech have developed a vest that allows a trained dog to "talk" to its owner, anti-virus company McAfee has compiled a list of the top 10 most "dangerous" celebrities to search for online - some sites have tested positive for malware - and YouTube is to allow offline viewing for video content downloaded for mobile devices.

BBC Click's Spencer Kelly looks at these and other tech news stories.

Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.