TechnologyGoogle on track for quantum computer breakthrough by end of 2017 The search giant is testing a 20-qubit processor, its most powerful quantum chip yet, and says it will be able to outperform ordinary computers by the end of the year News
TechnologyNew advice is use fewer passwords – why the change of tack? Unique, strong passwords, changed frequently, has been the mantra for all the websites we log into. Why is that advice under attack, wonders Paul Marks Comment