Caption Jesse Tarnas, a Brown University graduate and postdoctoral research at NASA's Jet Propulsion Laboratory, work in Canada's Kidd Creek Mine. Water in the depths of the mine that hasn't seen ...

Falconbridge Ltd. is spending $640-million to expand its Kidd Creek copper ... a new mine shaft to the 3,100-metre level -- 3.1 kilometres or nearly two miles beneath the surface -- down from ...