Conventional lithium-ion batteries contain problematic substances such as nickel and cobalt, and the solvents used to coat the electrode materials are also toxic. Conventional lithium-ion batteries ...

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 ...

For decades, scientists believed Mars was red because of dry, lifeless rust. But a new study published in Nature Communications reveals a surprising truth. The red dust covering Mars comes from iron ...