It may sound like when rust strikes, it's the end of the road for your favorite cast iron skillet, but it's not. Restoring an even a vintage cast iron pan is easier than you might think ...
Iron-air batteries could revolutionize the energy transition: They are significantly cheaper than lithium-ion batteries and use abundant raw materials.
A Massachusetts company is using rust to create a long-lasting battery. Ordinarily we detest rust. It eats the undersides of our vehicles, helped along by road salt in winter. But the rusting process ...