What is oxidation?

Oxidation is Loss, Reduction is Gain (of electrons).

Unexpected deep-Earth oxidized iron surprises geologists

Apparently, something is rusting at 550 km below the surface.

The ‘orange goo’ in Alaska is actually fungal spores

The orange goo that collected on the shores of Alaska and baffled scientists at first was believed to be a mixture of microscopic eggs and/or embryos deposited by some sort of crustacean. However, researchers at NOAA’s Center for Coastal Environmental Health and Biomolecular Research, based in Charleston, South Carolina conducted another examination and concluded that in fact it is of