Investors have been bullish about the electric-car maker, but its ability to meet its goals is under scrutiny as it proceeds with a mass-market model.

Today, we've got some optimistic projections on electric-car sales, possibly better batteries with a not-very-secret new ingredient, and an all-electric UPS van with a hydrogen range extender. All this and more on Green Car Reports. A couple of different studies suggest that consumer interest in plug-in electric cars is high, and their sales may...

To dig its teeth into California's crowded electric vehicle market, its Korean maker has rolled out an "Unlimited+" lease program for the 2017 Hyundai Ioniq Electric. The plan mimics a subscription service, and adds unlimited mileage allowance, vehicle-charging reimbursement, and a cohesive maintenance plan to the standard lease terms, according...

Electric vehicles aren't always associated with speed and performance, but researchers at North Carolina State University may have discovered a breakthrough to change those qualities inside their batteries. Of all things, water may hold the key to faster electric-car battery technology. Researchers compared two materials, a crystalline tungsten...

Considerable skepticism remains that passenger vehicles powered by hydrogen will become a major part of U.S. sales any time soon—or ever. Quietly, however, analysts suggest that hydrogen may provide a solution to the different challenges of producing zero-emission heavy trucks and delivery vehicles. Despite growing hoopla over Elon Musk's...

Despite a slower-than-expected start, plug-in electric cars are gaining momentum on the North American market. Not only are sales rising, so is consumer interest: according to a survey by AAA, shoppers’ interest in electric and plug-in hybrid cars is now neck to neck with that of pickup trucks. In fact, 15 percent of the interviewed...

Today, we've got an update on Tesla's promised semi tractor, some real-world analysis of the possible impact of fuel-economy rules, and the start of our monthly report on sales of cars with plugs. All this and more on Green Car Reports. Which is more important to the future of electric cars, China or the U.S.? We polled our Twitter...

WIth four-figure sales for both its all-electric Chevrolet Bolt EV and the Chevy Volt plug-in hybrid, GM probably led April's plug-in electric car sales. The "probably" comes because Tesla refuses to release its deliveries broken down either by month or by country, meaning there's no data to compare. GM's 3,102 deliveries—1,807 Volts, 1,292...

It's no secret Tesla CEO Elon Musk is an ambitious man, but he continues to fuel the hype surrounding the company by recently teasing the first Tesla semi truck. In typical Tesla fashion, the semi truck will be all electric. Its goal is to showcase the possibilities of electric range over diesel fuel, and Musk is confident the truck will...

Barbie never said "Math is hard!" The talking doll did, notoriously, say "Math class is tough!" in 1989, sparking a media firestorm over gender roles in childrens' toys and then a voluntary recall by Mattel for offended parents. Reworded, however, the point remains accurate: many people don't understand math. DON'T MISS: Costs to meet fuel-economy...