The system works like a toaster crossed with a blast furnace. Electricity from solar arrays heat iron wires similar to those in a toaster oven. These warm hundreds of tonnes of refractory bricks to ...

Sorghum is one plant sometimes used for silage. Scientists at Kansas State University say this fermented livestock feed produces nitrous oxide, a potent greenhouse gas, but that they have uncovered a ...

Widespread adoption of heat pumps could prevent thousands of premature deaths and save billions on energy bills, according to a new analysis. By Cara Buckley Electric heat pumps, the most affordable ...

Artificial intelligence has caused concern for its tremendous consumption of water and power. But scientists are also experimenting with ways that AI can help people and businesses use energy more ...