Tesla is leaning harder on its energy business at a moment when its once-dominant car margins are under renewed strain. As ...

Scientists could harness all this lost energy. Gas-powered cars have been getting more and more efficient since they were first put to use more than 100 years ago. The most efficient engines out there ...

By Akash Sriram April 20 (Reuters) - Tesla's solar and energy business is likely to outshine the EV maker's challenged core ...

About three-quarters of the energy produced by a typical combustion engine is lost through heat and released through a car’s exhaust system. But what if some of that heat could be captured and turned ...