Bitcoin ‘miner’ sells $8 million in hardware in 24 hours "The faster and more efficiently you can solve math problems, the more bitcoins you get." MINING.COM Staff Writer | December 3, 2013 | 1:56 am
Rio Tinto revises Pilbara expansion "We will deliver the expansion at an estimated capital cost of more than $3bn below previous expectations." MINING.COM Staff Writer | December 2, 2013 | 4:25 am