Rare Earth
Scientists postulated that if an as-yet-undiscovered rare earth could be located, mined, and processed, it could provide clean, affordable energy worldwide for thousands of years. The theoretical material was “unobtanium . . .”
Scientists postulated that if an as-yet-undiscovered rare earth could be located, mined, and processed, it could provide clean, affordable energy worldwide for thousands of years. The theoretical material was “unobtanium . . .”