If real, that version of plate tectonics looks nothing like Earth's. But it shows the diversity of planetary geology that could lurk elsewhere in the cosmos. "In the end, understanding what causes ...
"It's kind of like a pot boiling on a stove," said ... "We don't really know when plate tectonics as it looks today got started, but we do know that we have continental crust that was likely ...
If the crust is brand-new volcanic rock, its chemistry will look much like the mantle from whence it came. If it is remelted and recycled by plate tectonics, this chemistry shifts. An influential ...