In late 1992, soldiers at Fort Richardson in Anchorage, Alaska, gathered around a small television. A strange news report transfixed them. Seismologists had detected something strange deep under the Alaskan wilderness. Earlier that year, on May 22nd, 1992, China had detonated a massive 1-megaton nuclear device under the remote sands of Lop Nor. The Earth's shock waves rippled through the Earth's crust, and when the seismic data were analyzed, a shocking discovery was made. The only problem was t