With widespread access to 4G networks across Europe, Asia and America, standard 2G phone calls could become a thing of the past. A number of smart calling apps are attempting to cement the future of the phone call - and one of the most promising is Talko.

The number of teens who voice call on their phones every day dropped 50% between 2009 and 2012. Just 3% of UK Millennials now use the function daily. With texts, iMessage and WhatsApp becoming the preferred method of communication, can audio message app Cord get us talking again?

Argos was ‘the Amazon of the 1980s’. But now, with the web giant launching a retail store and Argos ‘doing digital’, the catalogue shop could be the one to watch. But what changed? Has Argos finally solved its image problem? And has it really become a ‘cool brand’?

Weekends are usually the time that people pick up their vacuum cleaners to clean their houses, but Electrolux claims we should be cleaning our ‘digital dust’ too - and reducing the environmental impact of email, with the help of its World Wide Vac software.