In Douglas Preston's Impact, Wyman Ford is tapped for a secret expedition to Cambodia... to locate the source of strangely beautiful gemstones that do not appear to be of this world.

A brilliant meteor lights up the Maine coast... and two young women borrow a boat and set out for a distant island to find the impact crater.
A scientist at the National Propulsion Facility discovers an inexplicable source of gamma rays in the

The Trojan War rages at the foot of Olympos Mons on Mars — observed and influenced from on high by Zeus and his immortal family — and twenty-first-century professor Thomas Hockenberry is there to play a role in the insidious private wars of vengeful gods and goddesses. On Earth, a small band of the few remaining humans pursues a lost past and devastating truth — as four sentient machines depart from Jovian space to investigate,

Beneath the gaze of the gods, the mighty armies of Greece and Troy met in fierce and glorious combat, scrupulously following the text set forth in Homer's timeless narrative. But that was before twenty-first-century scholar Thomas Hockenberry stirred the bloody brew, causing an enraged Achilles to join forces with his archenemy Hector and turn his murderous wrath on Zeus and the entire pantheon of divine manipulators; before the swift and terrible