Your hot shower ... for coal power stations. But there's a better option: cheap heating at daytime. More than 40% of freestanding Australian houses now have solar. Switching water heaters to ...

Researchers in China have designed a two-stage, solar-assisted thermochemical heat pump system that uses caustic soda and water as a working pair. The system is reportedly able to achieve an ...

Though costly to implement, solar energy offers a clean, renewable source of power. 3 min read Solar ... that runs through the middle. The hot oil then boils water for electricity generation.

Solar power has doubled in just three years, according to thinktank Ember, but rising electricity demand from air ...

The $4.63-million microgrid project will power two water wells on the Hopi Reservation in northeast Arizona. The microgrid ...