Earth’s crust looks solid from the surface, but it is broken into a shifting mosaic of slabs that slowly rearrange oceans and continents. Understanding how those tectonic plates first formed is one of ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. A new study, using a combination of old models, new geophysical ...

Plate tectonics can trigger ice ages through the production of the carbon-trapping mineral smectite, according to a new study. MIT geologists have found that a clay mineral on the seafloor, called ...