Explaining complex topics simply and along a friendly format. This is something we like very much at About.com. After having reviewed the in-situ mining method thanks to Excelsior, here is a video coming from the Rio Tinto/BHP-Billiton-owned Resolution Copper underground project about the panel caving method.
Beyond being quite impressive as such, this video also shows two major trends of mining future: mines will be deeper and deeper and will rely massively on remote controlled and driverless haul and transport equipment. About ten other sites in the world already hit that path.