Add Yahoo as a preferred source to see more of our stories on Google. Burned-out employees are often easy to spot. But what about people who some workplace experts describe as "rusting out" on the job ...

The moon is rusting. Earth's moon. It's rusting. Scientists have discovered hematite, a common iron-oxide (rust) mineral, forming at the lunar poles. Rust is a common chemical reaction found on Earth ...

Scientists have identified the two biggest reasons that once-pristine rivers across the Arctic are growing cloudy with toxic orange iron particles that smother insects and suffocate fish. As the ...