Tesla can break even, or perhaps turn a profit, on its Model 3 if customers spend at least $41,000 on the car, UBS says.
Ordinary bank notes, such as dollar bills, can harbor harmful varieties of bacteria and could be spreading infectious diseases among people.
Workers at Tesla's California car factory have been passing out and requiring rides in ambulances, the Guardian newspaper reported Thursday.
Athenahealth shares surged Thursday after activist investor Paul Singer of Elliott Associates disclosed a 9.2 percent stake in the company.
Mercedes-Benz is partnering with US-based Vivint Solar to compete with Tesla and others in residential solar energy and storage.
Tesla has signed another deal with a utility to offer customers backup electricity for a fee.
Elon Musk posted Friday several pictures of "Boring Co." equipment meant for digging tunnels beneath Los Angeles.
The Zika virus stands to cost the United States billions of dollars, even if few people are infected.
Tesla's solar roof costs slightly less than what Consumer Reports deemed would be necessary to compete with conventional roofing materials.