This energy circulates with water around the globe and transfers into other forms of energy. But most of the energy – for example, osmotic energy, stored in water is not exploited yet. Imagine if we ...

I’ve stated it before on Hackaday but one of the most interesting engineering challenges posed to me this year was “how could you store enough energy to ... power to pump water up onto his ...

Such batteries could perform a vital function for power grids by smoothing out the peaks and troughs of renewable energy. Redox flow batteries (RFBs) store energy as two liquids called an anolyte ...