Earnings at Musk's Tesla fall as spending on research cuts into profit from selling cars

While the core car business had a solid quarter, Tesla is now focused on building out the infrastructure and AI software that underpins its robotaxis and robotics businesses, which Musk has said are the future of the company. And doing so requires a lot more spending.

While the core car business had a solid quarter, Tesla is now focused on building out the infrastructure and AI software that underpins its robotaxis and robotics businesses, which Musk has said are the future of the company. And doing so requires a lot more spending.