Iron sulfide plaques have been observed on roots of wild rice (Zizania palustris) and other wetland plants grown in sulfur-impacted freshwater ecosystems, but the mechanism of their formation and ...

Mercury’s core may be wearing a metal jacket. New experiments suggest the planet’s innards stay warm thanks to an insulating layer of iron sulfide, which could help to explain how the small world has ...

When iron filings and sulfur powder are ignited, the reaction is anything but gentle. The two elements fuse into iron sulfide, releasing intense heat and sometimes toxic gas. It’s a classic ...