When a scientist discovers a possible way to tap an unlimited energy source using machines that cause massive earthquakes, Kurt Austin, Joe Zavala, and their NUMA teammates race against time to locate the scientist's machines and to prevent catastrophic disasters.

When a power broker's scheme to build a new Egyptian empire requires his manipulation of a Saharan aquifer, Kurt and Joe race to learn the truth about an underworld plant extract at his disposal that may have the power to restore life to the dead.

Kurt Austin, the leader of NUMA's special Assignments Team, and his colleagues match wits with a billionaire mining tycoon claiming Romanov ancestry who has proclaimed himself czar of Russia and is seeking to topple the Russian government.

When the leader of an antiglobalization group plans to use the sixty-year-old findings of a Hungarian genius to create a polar shift and give the industrialized nations a jolt before reversing the effect, the NUMA Special Assignments Team must stop him.

Kurt Austin puts the NUMAA team on a case involving a hideous series of medical experiments, an extraordinarily ambitious Chinese criminal organization, and a secret new virus that threatens to set off a worldwide pandemic.

"When Kurt Austin is injured attempting to rescue the passengers and crew from a sinking yacht, he wakes with fragmented and conflicted memories. Did he see an old friend and her children drown, or was the yacht abandoned when he came aboard? For reasons he cannot explain, Kurt doesn't trust either version of his recollection. Determined to know the truth, he begins to search for answers, and soon finds himself descending into a shadowy world of state-sponsored...