This is the amazing story of how a quest to try to crack the mystery of the Megalithic Yard--an ancient unit of linear measurement-- led to the discovery of compelling evidence pointing to the existence of an unknown, highly advanced culture which was the precursor to the earliest known civilizations such as the Sumerians and the Egyptians. There must have been a "civilization one." Knight and Butler reveal the secrets of an extraordinary, integrated measuring system which might have been lost to the world for ever. It was a system, far more advanced than anything used today, which forms the...

Rarely have global battles in the war on invasive species been successful. Even tougher is fighting a mutant genetic clone of a natural counterpart on a marine coast. The first known Western Hemisphere detection of the invasive seaweed Caulerpa taxifolia occurred in Southern California, at San Diego County's Agua Hedionda Lagoon in Carlsbad. Caulerpa Conquest is the true story of the 2000 to 2006 precedent-setting local eradication effort inspired by missed opportunities and lessons learned from the Mediterranean Sea. City staff planner, designated agency liaison, lagoon...