A classic thriller from #1 New York Times bestselling author Michael Crichton, Sphere is a bravura demonstration of what he does better than anyone: riveting storytelling that combines frighteningly plausible, cutting-edge science and technology with pulse-pounding action and serious chills.

In the Nevada desert, an experiment has gone horribly wrong. A cloud of nanoparticles (micro-robots) has escaped from the laboratory. This cloud is self-sustaining and self-reproducing. It is intelligent and learns from experience. For all practical purposes, it is alive. It has been programmed as a predator. It is evolving swiftly, becoming more deadly with each passing hour. Every attempt to destroy it has failed. And we are the prey.

In a locked Honolulu office building, three men are found dead with no sign of struggle except for the ultrafine, razor-sharp cuts covering their bodies. The only clue left behind is a tiny bladed robot, nearly invisible to the human eye. In the lush forests of Oahu, groundbreaking technology has ushered in a revolutionary era of biological prospecting. Trillions of microorganisms, tens of thousands of bacteria species, are being discovered; they are feeding a search for priceless drugs and applications on a scale beyond anything previously imagined.

Deep in the African rain forest, near the legendary ruins of the Lost City of Zinj, an expedition of eight American geologists are mysteriously and brutally killed in a matter of minutes. Ten thousand miles away, Karen Ross, the Congo Project Supervisor, watches a gruesome video transmission of the aftermath: a camp destroyed, tents crushed and torn, equipment scattered in the mud alongside dead bodies - all motionless except for one moving image - a grainy, dark, man-shaped blur.

In an Arizona desert a man wanders in a daze, speaking words that make no sense. Within twenty-four hours he is dead, his body swiftly cremated by his only known associates. Halfway around the world archaeologists make a shocking discovery at a medieval site. Suddenly they are swept off to the headquarters of a secretive multinational corporation that has developed an astounding technology. Now this group is about to get a chance not to study the past but to enter it.

Once again Michael Crichton gives us his trademark combination of page-turning suspense, cutting-edge technology, and extraordinary research. State of Fear is a superb blend of edge-of-your-seat suspense and thought provoking commentary on how information is manipulated in the modern world.

The year is 1876. Warring Indian tribes still populate America's western territories, even as lawless gold-rush towns begin to mark the landscape. In much of the country, it is still illegal to espouse evolution. Against this backdrop two monomaniacal paleontologists pillage the Wild West, hunting for dinosaur fossils while surveilling, deceiving, and sabotaging each other in a rivalry that will come to be known as the Bone Wars.

In teeming Victorian London, where lavish wealth and appalling poverty live side by side, Edward Pierce charms the most prominent of the well-to-do as he cunningly orchestrates the crime of the century. Who would suspect that a gentleman of breeding could mastermind the daring theft of a fortune in gold? Who could predict the consequences of making the extraordinary robbery aboard the pride of England's industrial era, the mighty steam locomotive?

An astonishing technique for recovering and cloning dinosaur DNA has been discovered. Now humankind’s most thrilling fantasies have come true. Creatures extinct for eons roam Jurassic Park with their awesome presence and profound mystery, and all the world can visit them - for a price.

The year is A.D. 922. A refined Arab courtier, representative of the powerful Caliph of Baghdad, encounters a party of Viking warriors who are journeying to the barbaric North. He is appalled by their Viking customs - the wanton sexuality of their pale, angular women, their disregard for cleanliness...their cold-blooded human sacrifices. But it is not until they reach the depths of the Northland that the courtier learns the horrifying and inescapable truth.

Harry Benson suffers from violent seizures. So violent that he often blacks out when they take hold. Shortly after severely beating two men during an episode, the police escort Benson to a Los Angeles hospital for treatment. There, Dr. Roger McPherson, head of the prestigious Neuropsychiatric Research Unit, is convinced he can cure Benson with an experimental procedure that would place electrodes deep in his brain's pleasure centers.

In the tightly knit world of Boston medicine, the Randall family reigns supreme. When heart surgeon J. D. Randall’s teenage daughter dies during a botched abortion, the medical community threatens to explode. Was it malpractice? A violation of the Hippocratic Oath? Or was Karen Randall murdered in cold blood? The natural suspect is Arthur Lee, a brilliant surgeon and known abortionist, who has been carrying out the illegal procedure with the help of pathologist John Berry.

For Captain Charles Hunter, gold in Spanish hands is gold for the taking, and the law of the land rests with those ruthless enough to make it. Word in port is that the galleon El Trinidad, fresh from New Spain, is awaiting repairs in a nearby harbor. Heavily fortified, the impregnable harbor is guarded by the bloodthirsty Cazalla, a favorite commander of the Spanish king himself. With backing from a powerful ally, Hunter assembles a crew of ruffians to infiltrate the enemy outpost and commandeer El Trinidad, along with its fortune in Spanish gold.

Fueled by a powerful curiosity - and by a need to see, feel, and hear, firsthand and close-up - Michael Crichton's journeys have carried him into worlds diverse and compelling - swimming with mud sharks in Tahiti, tracking wild animals through the jungle of Rwanda. This is a record of those travels - an exhilarating quest across the familiar and exotic frontiers of the outer world, a determined odyssey into the unfathomable, spiritual depths of the inner world.

In the near future, at a moment no one will notice, all the dazzling technology that runs our world will unite and turn against us. Taking on the persona of a shy human boy, a childlike but massively powerful artificial intelligence known as Archos comes online and assumes control over the global network of machines that regulate everything from transportation to utilities, defense and communication.