Learn two easy electrical methods for metal etching in this DIY tutorial. Perfect for restoration, engraving, or custom ...

Rust is a common problem on bridges, cars, and other metal structures, but new research shows that when it’s combined with saltwater, it can also be a source of electricity. New research conducted by ...

It's not unusual to find rust around salt water, but now the pairing might actually be useful. Researchers at Caltech and Northwestern University have found that electricity can be produced when salt ...

Rust is often associated with decay and disrepair, but scientists at Caltech and Northwestern University are looking at rust differently: as a means of generating electricity. Rust, after all, is ...