Temperature changes, abrasion (when rocks collide with each other) or frost can all cause rocks to break down. chemical weathering—breakdown of rocks through a change in their chemical makeup. This ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

Island's famous moai statues are crumbling into the sea, forcing locals to face urgent decisions about how best to protect their heritage.

The carbon dioxide that results from respiration in and around deep roots is an essential component in the chemical weathering of sandstone rock soils.