Innovation

SpaceX's Elon Musk...his fortune, on paper, dropped $US779m, according to the Bloomberg Billionaires Index .

Tesla accuses executive of impersonating Musk

Tesla Motors has sued a man it said was the chief financial officer of a firm that works for the oil industry, accusing him of trying to impersonate Elon Musk in an email to get non-public data about the car maker.

Donald Trump has released minimal information about his own health.

Tech billionaire offers $US5 million for Trump's tax return

LinkedIn co-founder Reid Hoffman is the latest Silicon Valley heavyweight to get his money involved in politics. He's offering to donate as much as $US5 million to veterans if Republican nominee Donald Trump releases his tax returns in time for the final presidential debate.

BMW's Mini Vision Next 100 electric concept car  unveiled in London in June.

BMW executives pull out of Paris Motor Show

BMW's management board is skipping the Paris Motor Show to hold talks aimed at breaking a deadlock over whether to produce new electric cars, including a battery-powered Mini.

What's in your fridge? Your health insurer might want to know.

Your fridge is watching you

Your fridge is getting so smart, security-software experts think you probably shouldn't trust it.