Bloomberg A UK energy-storage startup is aiming to take on Tesla Inc. in the competition to outfit homes with affordable back-up battery power. Powervault Ltd. is preparing to boost production of its lead- and lithium-ion batteries, said Managing Director Joe Warren. The London-based company is targeting sales of 50,000 units a year by 2020, up from about 1,000 this ...

  Bloomberg A smart trap for mosquitoes? A new high-tech version is promising to catch the bloodsuckers while letting friendlier insects escape — and even record the exact weather conditions when different species emerge to bite. Whether it really could improve public health is still to be determined. But when the robotic traps were pilot-tested around Houston last summer, they ...

  Bloomberg Microsoft Corp. is trying again in health care, betting its prowess in cloud services and artificial-intelligence can help it expand in a market that’s been notoriously hard for technology companies. A new initiative called Healthcare NExT will combine work from existing industry players and Microsoft’s Research and AI units to help doctors reduce data entry tasks, triage sick ...