solar

The team behind the Aptera three-wheeler claims that solar will be sufficient for most daily-driving needs.

The road-surface solar panels might power streetlights or serve with energy storage as backup for grid outages.

The Terravis solar tonneau will be aimed not just as a feature for upcoming electric trucks, but as an accessory for gas trucks.

An electric car and home solar might look more attractive with a home energy system—and it will potentially save families money along the way.

The Lightyear One solar-supplemented electric car is in development, so the Dutch automaker is testing its solar roof on the Model 3.

The Sono Sion solar electric car has more than a solar roof. Sono recently outlined some of the challenges of charging from all its body panels.

A producer is lined up for the key component on the Lightyear One electric car—its solar roof system.

The Solar Roof System in the 2020 Hyundai Sonata Hybrid is a first—for the brand, and for the market. Does it really boost gas mileage?

Renewable energy will power GM's vehicle development facilities, and assembly plants, with a new commitment to public utility DTE.

Thin-film solar-cell tech has helped produce a car-cover accessory that can provide miles of range from a sunny day but retract in place when not needed.

Researchers from Russia suggest a potential breakthrough in solar-cell composition—although commercial viability may be many years off.

A solar program for the Audi E-Tron sends more energy generated from sunlight to owners' houses—as well as a little money back.

Cash-strapped startup Sono Motors is hoping to produce its solar car at the former Saab plant in Sweden starting in 2021.

A former Tesla executive has joined Lightyear to help create a commercial strategy for the super-efficiency car.

Walmart sued Tesla on Tuesday, alleging that solar panels that Tesla installed on seven Walmart stores caught fire. The lawsuit accuses Tesla of breach of contract, negligence, and failing to live up to industry standards, according to the court filing. Walmart alleges that the fires resulted in...

Toyota is testing the potential of leading-edge solar cells from Sharp, which when placed on the rood, hood, and rear hatch of the Prius Prime might recover meaningful driving range.

A Dutch startup is making some highly optimistic claims about the range it might be able to regain from solar panels on its roof and hood.

Tesla's share of home solar has been sliding ever since its acquisition of SolarCity. Will the Solar Roof turn the trend around?

Tesla CEO Elon Musk reaches a new settlement with the SEC to avoid contempt charges. We sat down with the chief engineer of the new 2020 Toyota Highlander Hybrid to learn how it reaches fuel-economy estimates similar to the compact Corolla. Some new infrastructure could help boost wind power in...

Updated to correct the total power output expected from the MTA rooftop project. Electric cars and public transportation go together in more ways than one. In the latest example, the New York Metropolitan Transportation Authority plans to add solar panels to the rooftops of its rail yards and bus...