Twenty-three year old Arnold Gold is a Seattle-based odds-maker and local computer genius. Described as a 'part-time hacker and full-time virgin' by his friends, the awkward young shut-in flies to Vegas to try and get lucky - in more ways than one. But his high stakes activity on the Net inadvertently thrusts him into a vortex of international terrorism. Dark Net Hacking has resulted in murder, and now it will take every last bit of Arnold's genius intellect and legendary hacking skill to stay one step ahead of the murderous terrorists, the FBI, the local cops and his lawyer.

Daniel Rice is a government science investigator whose specialty is solving seemingly intractable problems through scientific inquiry. But Daniel's intellectual strength is sorely tested by the bizarre realities he finds in the quantum world. Extra dimensions of space trap the unwary, probability replaces cause and effect, and time isn't what anyone imagined. The other side of the mirror is a place full of dangers, but it's also somewhere a dedicated scientist can uncover secrets that connect humans with something greater.

Welcome to Ringworld, an intermediate step between Dyson Spheres and planets. The gravitational force created by a rotation on its axis of 770 miles per second means no need for a roof. Walls 1,000 miles high at each rim will let in the sun and prevent much air from escaping. Larry Niven's novel, Ringworld, is the winner of the 1970 Hugo Award for Best Novel, the 1970 Nebula Award for Best Novel, and the 1972 Ditmars, an Australian award for Best International Science Fiction.

No one has ever ventured deeper into space than the four astronauts of Shepherd-1. The aim of their mission is to witness the creation of the cosmos. Using the sun as a lens, they are to align a flock of probes in such a way that the moment of the Big Bang becomes visible. For astronomer Christine, this is a dream come true. So she is bitterly disappointed when the first images are obscured by a kind of veil that prevents any insight. She works obsessively to find a solution, but when she finally succeeds in lifting the veil, she sees something that would have been better kept hidden...

Dr. Tyson Klein is a quantum physicist who has dedicated his entire life to his research. At CERN, he analyses data generated by the Large Hadron Collider, the world's biggest and most powerful particle accelerator. Now, Ty believes he's found a pattern in its output. It looks like an organised data stream, being broadcast over what he calls a quantum radio. Could it be a signal from another universe? A message sent from the future? Or something else entirely?

Jack Kernigan is having a bad day...a bad year...a bad life. After being booted out of MIT, he’s back in his Ohio hometown, working for the family business, facing a life of mediocrity. Then one day, out on a delivery, his truck hits...something. Something big...something furry...something invisible. And, it turns out, something not of this Earth. Fate can play funny tricks. Which is why Jack suddenly finds himself the planet’s best hope to unravel a conspiracy of galactic proportions that could spell the end of the human race.

Sidney Archer has the world. A husband she loves. A job at which she excels, and a cherished young daughter. Then, as a plane plummets into the Virginia countryside, everything changes. And suddenly there is no one whom Sidney Archer can trust.

FBI agent Drex Easton is relentlessly driven by a single goal: to outmaneuver the con man once known as Weston Graham. Over the past 30 years, Weston has assumed many names and countless disguises, enabling him to lure eight wealthy women out of their fortunes before they disappeared without a trace, their families left without answers and the authorities without clues. The only common trait among the victims: a new man in their life who also vanished, leaving behind no evidence of his existence...except for one signature custom.

Avery Keene, a brilliant young law clerk for the legendary Justice Howard Wynn, is doing her best to hold her life together - excelling in an arduous job with the court while also dealing with a troubled family. When the shocking news breaks that Justice Wynn - the cantankerous swing vote on many current high-profile cases - has slipped into a coma, Avery’s life turns upside down. She is immediately notified that Justice Wynn has left instructions for her to serve as his legal guardian and power of attorney.

US President Keegan Barrett has swept into office on his success as Director of the CIA. Six months into his first term, he devises a clandestine power grab with deadly consequences. Barrett personally orders CIA agents Liam Grey and Noa Himel to execute his plan, but their loyalties are divided. The CIA serves at the pleasure of the president, yet they’ve sworn to support and defend the Constitution of the United States against all enemies, foreign and domestic. When the threat comes directly from the Oval Office, that’s where the blowback begins.

A thrilling new adventure featuring literature’s favourite detective like you’ve never seen him before. The first in a series, Clockwork Sherlock follows ex-soldier Captain Jo Barnes. The mysterious VR detective singles her out as his own Dr Watson, but he’s about to find out she’s no fawning sidekick. When tech giant Robert Fairfield is found dead of a suspected drug overdose, fingers are pointed at the two women who stood most to gain from his death: his fiancée and leader of the New Ludds, Greta Blackstone, and Beth Fairchild, Robert’s ambitious daughter.

All Bob Dillon ever wanted was a truck with a big fiberglass bug on the roof. All he had to do was survive half a dozen assassination attempts, pull a $10 million con on a Bolivian drug lord, and then fall off the face of the earth with his family and his new best friend, Klaus. Six years later, in The Exterminators, they surface in Oregon where they continue Bob’s work creating an all-natural means of pest control. But now, instead of crossbreeding different strains of assassin bugs, they’re using advanced gene sequencers to consolidate the perfect insect-killing traits into one deadly bug.

Nolan Kilkenny is a former Navy SEAL who is now pursuing his doctorate in advanced computer technology. While investigating a seemingly harmless technical problem in a complex, highly secured computer network, he becomes involved in the CIA and FBI's fierce hunt for three computer-age information pirates. The ruthless, brilliant thieves have stolen SPYDER - the CIA's ultra-secret electronic intelligence gathering project that can pry open the most heavily-guarded computer networks in existence.

The Dark Yorkshire Series - fast-paced crime fiction stories featuring DI Nathaniel Caslin. The first three full-length books in this best-selling series are brought together for the first time in this great value set.

Ten Americans have been carefully selected to Beta test a ground-breaking piece of spyware. FUSION can track anyone on earth. But does it work? For one contestant, an unassuming Boston librarian named Kaitlyn Day, the stakes are far higher than money, and her reasons for entering the test more personal than anyone imagines. When the timer hits zero, there will only be one winner…