Ava pays extra for charging electric cars — how it works
Ava Community Energy has launched a program in California to pay drivers of electric vehicles and hybrids for charging at times when the grid is cleaner and cheaper.
Solar panels on any surface: new light-absorbing material 150 times thinner than a silicon wafer
Researchers at Oxford University have developed an ultra-thin layer of material that can be applied to roofs, cars, and even phones to turn them into solar panels.
A giant «sand battery» can provide heat to an entire city in Finland for a week
A pilot plant developed by Polar Night Energy has been operating since 2022, and now an industrial (10 times larger) «sand battery» is to be launched in Finland for use during cold polar nights.
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