With Extinction, #1 New York Times bestselling author Douglas Preston has written a page-turning thriller in the Michael Crichton mode that explores the possible and unintended dangers of the very real efforts to resurrect the woolly mammoth and other long-extinct animals.
Erebus Resort, occupying a magnificent, hundred-thousand acre valley deep in the Colorado Rockies, offers guests the experience of viewing woolly mammoths,

The Wheel. A ring of ice and steel turning around a moon of Saturn, and home to a mining colony supplying a resource-hungry Earth. It's a bad place to grow up. The colony has been plagued by problems. Maybe it's just gremlins, just bad luck. But the equipment failures and thefts of resources have been increasing, and there have been stories among the children of mysterious creatures glimpsed aboard the Wheel. Many of the younger workers refuse

Gallifrey is in a state of crisis, facing destruction at the hands of an overwhelming enemy. The three incarnations of the Doctor must join together to set time back on the right track—but in doing so, will they unleash a still greater threat?