Now is the time to start mining helium on the Moon

Fossil fuels aren't the only vital resource we're running out of - our once mighty helium reserves are dwindling, and the price of the gas has already skyrocketed. The US reserves could be depleted in less than 20 years, and the entire Earth could run out helium by the end of this century, which could crippleā€¦ » 2/22/11 11:05am 2/22/11 11:05am