Today on Green Car Reports: Tesla Motors recorded 6,457 Model S electric-car deliveries in the first quarter of 2014, new research says diesel-car emissions still pose a significant health hazard, and Texas plans $2,500 electric-car purchase rebates. All this and more on Green Car Reports.

Tesla Motors' first-quarter sales were on target, and the company may break ground on its lithium-ion battery "gigafactory" next month.

Texas is the latest state to offer electric-car purchase rebates. Buyers will soon be able to get $2,500 checks from the state.

With fuel-cell cars on the way, another hydrogen fueling station opens in Los Angeles.

How hard is lithium-air battery research? Quite hard, actually.

Diesel-car emissions are still killing thousands, the latest research says.

So it's probably good that the UK will invest $850 million by 2020 to promote electric cars.

Are pay-per-mile road taxes coming to a state near you?

Finally, a look at the next-generation Audi 3.0-liter TDI V-6 diesel engine.


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