Out of This World
- Published: Wednesday, 09 May 2012 10:37
Last century, back when 1999 was about to morph into 2000, I wrote a feature story about mining for minerals on the moon. It seemed like an idea that had possibilities, and plans for such an endeavor were being promoted by astronaut Harrison Schmitt, the last man to set foot on the moon. Schmitt is still at it, but he now focuses on mining for the helium-3 isotope.