It's 2083 A.D. Humanity has inhabited Venus for only eighty years, but already full-scale war threatens our precarious hold on the planet. Colonial forces battl

Gauging the impact of one scholar's contributions to modern archaeology

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Skywatchers of Ancient Mexico helped establish the field of archaeoastronomy, and it remains the standard introduction to this subject. Combining basic astronom

The world's foremost expert on Mayan culture takes a hard look at the frenzy over 2012 and offers a fascinating (and accurate) trip through Mayan culture and be