SolarCity’s chairman dropped hints that the company is planning a new product—but it’s been tried before.
Record growth in the first half of 2016 sounds great for renewable energy, but the country has far more solar power than it can use.
A new $8 billion electricity transmission system is now complete, but it’s already nearing maximum capacity.
Electrifying fuel-guzzling heavy-duty trucks could cut costs and carbon emissions—in theory, at least.
The demise of the coal industry should start a discussion of how we will respond to the economic upheaval caused by global warming.
Ratepayers will subsidize unprofitable nuclear plants in order to reach the state’s clean-energy goals.
Cheaper and cleaner nuclear plants could finally become reality—but not in the United States, where the technology was invented more than 50 years ago.
Many countries keep their reserves a secret, meaning the price of oil is based on a huge amount of guesswork.
What if we could build a nuclear reactor that costs half as much, consumes nuclear waste, and will never melt down?
Growing up in Kenya, he strained to read by the dim light of a kerosene lantern. Now he’s making solar-charged lanterns and using them to spur economic development.