What if your old bottle of cooking oil could help save the planet and your smartphone? That's the big idea behind a groundbreaking discovery by researchers in Finland. Scientists from the University ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

A breakthrough technology to extract silver from decommissioned solar panels has been mastered by Macquarie University researchers, and in partnership with Lithium Universe, will see the resource ...

Swedish researchers have developed a method to recycle valuable metals from flexible thin film copper-indium-gallium-diselenide (CIGS) solar cells under mild leaching conditions. They showed that 100% ...