The SALt (Sustainable Alternative Lighting) lamp burns for eight hours at a time running on only a glass of water and two teaspoons ... will generate enough power to charge smartphones via the ...

The salt water-powered lamp can be used for night fishing WaterLight works 24 hours a day through ionisation, which sees electrolytes in the saline liquid react with magnesium and copper plates on ...

Most of the news coverage, however, focuses on the “salt and the water” as being the heart that powers the lamp, which is outright erroneous. ‘Metal-air’ battery as the power source To ...

It's not unusual to find rust around salt water, but now the pairing might actually ... "Of course, less demanding applications, including low-power devices in remote locations, are more promising ...