Bloomberg Google nailed e-mail with the 2004 introduction of Gmail. Now it’s the No. 1 form of electronic correspondence in the US. But as traditional e-mail falls out of favor with a growing sliver of the population, Google has struggled to make its messaging tools relevant or introduce new ones that resonate with younger users. Now Google is trying …

  AFP China leads the world in connecting everyday devices to the internet, but is creating huge hacking vulnerabilities for itself and others by doing so, renegade American software pioneer John McAfee warned. Hackers had already been able to gain control of devices such as safes and heating controls, and take over the computer systems of automobiles and aeroplanes, he …

  Bloomberg Cyberdyne Inc., a Japanese maker of robot exoskeletons for patients with spinal difficulties, tumbled after short-seller Citron Research said the company’s stock is poised to plunge. Shares fell as much as 11 percent in morning trading in Tokyo after Andrew Left’s Citron said Cyberdyne is too expensive, citing declining growth in the company’s core assistive-limb product and valuations …