Rust – iron oxide – is a poor conductor of electricity, which is why an electronic device with a rusted battery usually won't work. Despite this poor conductivity, an electron transferred to a ...

I grew up with the idea that the Moon was a dry, airless rock where metal simply sat unchanged for billions of years. The discovery of actual iron rust in lunar soil has blown a hole in that picture, ...

When we think of rust—iron oxide—we usually refer to its negative effects in terms of corrosion and material degradation. But rust does have its uses: It can function in some cases as a protective ...

Tiny iron oxide grains found in lunar soil samples brought by the Chinese Chang’e-6 mission upend what was known about the Moon’s surface and magnetic properties, scientists revealed in a new study.