In a ruined and toxic landscape, a community exists in a giant silo underground, hundreds of stories deep. In a society full of regulations meant to protect the community, Sheriff Holston, unexpectedly breaks the greatest taboo of all: he asks to go outside. An unlikely candidate is appointed to replace him: Juliette, a mechanic with no training in law, whose special knack is fixing machines. Now Juliette is about to be entrusted with fixing her silo,...

Beneath the ice at the bottom of the Earth is a magnificent subterranean labyrinth, a place of breathtaking wonders-and terrors beyond imagining. A team of specialists led by archaeologist Ashley Carter has been handpicked to explore this secret place and to uncover the riches it holds. But they are not the first to venture here-and those they follow did not return. There are mysteries here older than time and revelations that could change the world....

"Wool introduced the world of the Silo. Shift told the story of its creation. Dust will describe its downfall. Juliette, now mayor of Silo 18, doesn't trust Silo 1, especially its leader, Donald. But in the world of the Silos, there is no black and white-- everything is shades of gray. Donald may not be the monster Juliette thinks he is, and may in fact be key to humanity's continued survival. But can they work together long enough to succeed?"--...

In 2007, the Center for Automation in Nanobiotech (CAN) outlined the hardware and software platform that would one day allow robots smaller than human cells to make medical diagnoses, conduct repairs, and even self-propagate. In the same year, the CBS network re-aired a program about the effects of propranolol on sufferers of extreme trauma. A simple pill, it had been discovered, could wipe out the memory of any traumatic event. At almost the same...

The outer crust is under attack by the subterranean Styx who are turning ordinary humans into walking bombs and incubators for their eggs, and only Will Burrows and his band of retired commandos stand in their way--but the Styx also have problems of their own.

"In 2007, the Center for Automation in Nanobiotech (CAN) outlined the hardware and software platforms that would one day allow robots smaller than human cells to make medical diagnoses, conduct repairs, and even self-propagate. In the same year, the CBS network re-aired a program about the effects of propranolol on sufferers of extreme trauma. A simple pill, it had been discovered, could wipe out the memory of any traumatic event. At almost the same...

Captain Quenterindy Quirk and his entourage discover a highly advanced civilization beneath the surface of Crutonia, but the rulers of this newly discovered world have little use for inept explorers and their quests.

"Hidden deep beneath Manhattan lies a warren of tunnels, sewers, and galleries, mostly forgotten by those who walk the streets above. There lies the ultimate secret of the Museum Beast. When two grotesquely deformed skeletons are found deep in the mud off the Manhattan shoreline, museum curator Margo Green is called in to aid the investigation. Margo must once again team up with police Lieutenant D'Agosta and FBI agent Pendergast, as well as the brilliant...

When a sinkhole opens up and swallows one of Bayport's historic statues, Frank and Joe suspect something--or someone--shady at play. They jump at the chance to investigate ; Joe as a member of an urban exploration club, and Frank as photographer for the school paper. But in the thick of their search, the boys stumble upon an entire underground city that's been abandoned for years. Now the city is home to a cultish band of criminals who plan to take...

After seven hundred thousand years underground, one tribe emerges to explore the new world The time of falling death stars ushered in the Long Winter--eons of cold that caused plants and animals to vanish from Earth and drove people to take refuge in underground cocoons. Human ingenuity had never faced a greater challenge. For seven hundred thousand years, generation after generation was born and died below the Earth's surface. But now, one small...