Scientists at Caltech and Northwestern University developed a thin film of iron oxide – rust – to create a new efficient electricity generating method.

In five years Rust has sold over seven million copies and netted Facepunch over $100 million.

An iron-air battery in the Netherlands, which can store energy for 100 hours or more to make renewable power sources more consistent, has become the world’s first “rust” battery to connect ...

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 ...