Books in the Sigma Force Novels series

A war is coming, a battle that will stretch from the prehistoric forests of the ancient past to the cutting-edge research labs of today, all to reveal a true mystery buried deep within our DNA, a mystery that will leave readers changed forever .

From #1 New York Times bestselling author James Rollins, the latest riveting, deeply imaginative thriller in the Sigma Force series, told with his trademark blend of cutting-edge science, historical mystery, and pulse-pounding action. It begins in Africa .