The year is 1876. Warring Indian tribes still populate America's western territories, even as lawless gold-rush towns begin to mark the landscape. Against this backdrop two palaeontologists pillage the Wild West for dinosaur fossils while deceiving and sabotaging each other in a rivalry that will come to be known as the Bone Wars. Into this treacherous territory plunges William Johnson, a Yale student with more privilege than sense.

The United States government is given a warning by the preeminent biophysicists in the country: current sterilization procedures applied to returning space probes may be inadequate to guarantee uncontaminated re-entry to the atmosphere.

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.

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.

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.