In a masterful epic of timeless mystery and ripped-from-the-headlines scientific intrigue,New York Timesbestseller James Rollins takes mankind to the brink of our coming destruction, to a fate written in rock and ice, to an event known asThe Sixth Extinction.
A remote military research station broadcasts a frantic distress call that ends with a chilling message: Kill us all. When soldiers arrive to investigate, they discover everyone in the lab is dead-not just the scientists, but every living thing for fifty square miles is annihilated: every animal, plant, and insect, even bacteria. The land is completely sterile-and the blight is spreading.
To prevent the inevitable, Commander Gray Pierce and Sigma must decipher a threat that rises out of the distant past, a time when Antarctica was green and Earth''s life balanced on a knife edge. Following clues from an ancient map rescued from the lost Library of Alexandria, Sigma will make a shocking discovery involving a prehistoric continent, and a new form of death buried under miles of ice.
But is it already too late?