Inside a mine’s digital doppelgänger

At the bottom of the Resolution Copper mine , the difference between a safe workday and a dangerous one can hinge on water and heat. To keep underground working conditions safe, engineers must anticipate how fast groundwater will flow into the mine and how hot it will become as operations change. But deep underground, those forces are difficult to predict. That’s where a digital twin comes in. Near Superior, Arizona, Rio Tinto , a top global mining group, is developing what could become the larg