Bloomberg Robot cars will be put through their paces by researchers and federal regulators at 10 test tracks designated by the US as official sites for validating the technology. In one of its last acts under the Obama administration, the Transportation Department picked two sites in California and one each in Michigan and seven other states as locations for …

  Bloomberg Samsung Electronics Co. will reveal on Monday that irregularly sized batteries made by an affiliate caused the overheating and fires that eventually forced the cessation of its Note 7 smartphone line, a person familiar with the matter said. The world’s largest smartphone maker is scheduled to announce the results of an investigation into the fires that forced it …

  WASHINGTON / AP Scientists are developing a robotic sleeve that can encase a flabby diseased heart and gently squeeze to keep it pumping. So far it’s been tested only in animals, improving blood flow in pigs. But this “soft robotic” device mimics the natural movements of a beating heart, a strategy for next-generation treatments of deadly heart failure. The key: …