solar

Energy trading could allow consumers to sell electricity to each other, cutting out utilities.

Dr. Charles Alexander Escoffery converted a 1912 Baker electric car to run on solar power.

Stanford students discuss competing in the World Solar Challenge.

The 2015 World Solar Challenge recently concluded in Australia.

A new report names utilities and interest groups fighting against the growth of solar power.

Researchers claim to have created the first "rectenna" to operate on optical wavelengths.

HyperSolar claims to have reached the 1.5 volts it needs to produce hydrogen from sunlight on a commercial scale.

A Vermont bed & breakfast invests in a solar farm, partly to power electric-car charging stations.

Renewable-energy costs are dropping rapidly, U.S. Energy Secretary Ernest Moniz says.

An Australian company plans to put a solar-electric car into limited production.

A Boston-area executive converts a classic Volkswagen to solar power.

There isn't enough investment in renewable energy, a New York Times columnist argues.

Dutch students return with an updated version of their solar "family car."

Solar Impulse 2 set a flight record for time and distance by a solar-powered aircraft.

What's so magical about 1.5 volts, you may ask? It turns out that it's the practical voltage required to produce hydrogen gas from water using artificial photosynthesis, powered only by solar energy, at commercial scale. At least, that's the claim of a startup company called Hypersolar, which two...

Tesla unveils its new line of batteries for energy storage.

Wind, natural gas, and solar power generation are set to increase in 2015 while coal decreases, government figures say.

A Texas city converts to renewable energy to save money.

Utilities' attempts to pinch solar are countered by the Left and Right.

Solar Impulse 2 took off from Abu Dhabi this week on a trip around the world.