JUST WHAT the archaeologist ordered: thousands of randomly buried tablets, each with a message in one of seven languages. Nearby, there’s a huge roofless granite structure with words inscribed on it, surrounded by two circles of 20-tonne megaliths. You can be sure that whoever excavates this site isn’t going to stop at the first tablet, nor even the first stone circle. But if they don’t stop eventually, they risk an agonising death.
The stones and tablets are the US Department of Energy’s way of warning people that below this site in Yucca Mountain, Nevada, lie 70,000 tonnes of plutonium and…
