A bottle can disinfect drinking water by channelling static electricity built up from just 10 minutes of walking – no limited supply of water purification tablets or external power sources required.

The fracturing and friction of coffee beans during grinding generates electricity that causes coffee particles to clump together and stick to the grinder. Researchers report that coffee beans with ...

However, what started out as a way to reduce mess slowly morphed into a more sophisticated way to obtain a better brew — or at least so people thought. The theory was that by reducing static ...