Substance D - otherwise known as Death - is the most dangerous drug ever to find its way on to the black market. It destroys the links between the brain's two hemispheres, leading first to disorentation and then to complete and irreversible brain damage. Bob Arctor, undercover narcotics agent, is trying to find a lead to the source of supply, but to pass as an addict he must become a user, and soon, without knowing what is happening to him, he is as dependent as any of the addicts he is monitoring.

Glen Runciter runs a lucrative business - deploying his teams of anti-psychics to corporate clients who want privacy and security from psychic spies. But when he and his top team are ambushed by a rival, he is gravely injured and placed in "half-life," a dreamlike state of suspended animation. Soon, though, the surviving members of the team begin experiencing some strange phenomena, such as Runciter's face appearing on coins and the world seeming to move backward in time.

On Mars, the harsh climate could make any colonist turn to drugs to escape a dead-end existence. Especially when the drug is Can-D, which transports its users into the idyllic world of a Barbie-esque character named Perky Pat. When the mysterious Palmer Eldritch arrives with a new drug called Chew-Z, he offers a more addictive experience, one that might bring the user closer to God. But in a world where everyone is tripping, no promises can be taken at face value.

What is VALIS? This question is at the heart of Philip K. Dick's groundbreaking novel, the first book in his defining trilogy. When a beam of pink light begins giving a schizophrenic man named Horselover Fat (who just might also be known as Philip K. Dick) visions of an alternate Earth where the Roman Empire still reigns, he must decide whether he is crazy or whether a godlike entity is showing him the true nature of the world.

Jason Taverner - world-famous talk show host and man-about-town - wakes up one day to find that no one knows who he is - including the vast databases of the totalitarian government. And in a society where lack of identification is a crime, Taverner has no choice but to go on the run with a host of shady characters, including crooked cops and dealers of alien drugs. But do they know more than they are letting on? And just how can a person's identity be erased overnight?

Arthur C Clarke is without question the world's best-known and most celebrated science-fiction writer. His career, spanning more than 60 years, is one of unequalled success. Clarke has always been celebrated for his clear prophetic vision, which is fully on display in this audiobook, but there are also many stories that show his imagination in full flight, to the distant future and to far-flung star systems.

It was January 2021, and Rick Deckard had a license to kill. Somewhere among the hordes of humans out there lurked several rogue androids. Deckard's assignment: find them and then..."retire" them. Trouble was, the androids all looked exactly like humans, and they didn't want to be found!

When the silent spacecraft arrived and took the light from the world, no one knew what to expect. When the Overlords finally showed themselves it was a shock but one that humankind could now cope with, and an era of peace, prosperity and endless leisure began. But the children of this utopia dream strange dreams of distant suns and alien planets, and soon they will be ready to join the Overmind...and, in a grand and thrilling metaphysical climax, leave Earth behind.

God is not dead. He has merely been exiled to an extraterrestrial planet. And it is on this planet that God meets Herb Asher and persuades him to help retake Earth from the demonic Belial. Featuring virtual reality, parallel worlds, and interstellar travel, The Divine Invasion blends philosophy and adventure in a way few authors can achieve.

On a ravaged Earth, fate and circumstances bring together a disparate group of characters, including a fascist with dreams of a coup, a composer who plays his instrument with his mind, a First Lady who calls all the shots, and the world’s last practicing therapist. And they all must contend with an underclass that is beginning to ask a few too many questions, aided by a man called Loony Luke and his very persuasive pet alien.

Bradbury's Mars is a place of hope, dreams, and metaphor - of crystal pillars and fossil seas - where a fine dust settles on the great, empty cities of a silently destroyed civilization. It is here the invaders have come to despoil and commercialize, to grow and to learn - first a trickle, then a torrent, rushing from a world with no future toward a promise of tomorrow. The Earthman conquers Mars...and then is conquered by it, lulled by dangerous lies of comfort and familiarity, and enchanted by the lingering glamour of an ancient, mysterious native race.

It's America in 1962. Slavery is legal once again. The few Jews who still survive hide under assumed names. In San Francisco, the I Ching is as common as the Yellow Pages. All because some twenty years earlier the United States lost a war - and is now occupied by Nazi Germany and Japan.

In the future, most of humanity lives in massive underground bunkers, producing weapons for the nuclear war they’ve fled. Constantly bombarded by patriotic propaganda, the citizens of these industrial anthills believe they are waiting for the day when the war will be over and they can return above ground. But when Nick St. James, president of one anthill, makes an unauthorized trip to the surface, what he finds is more shocking than anything he could imagine.

A man falls from the sky. He has no memory. He has no sense of self. What lies ahead are a series of tests, each more brutal than the last, and if he gets through them all, he might just reach a town called Discovery.

Ambassador Mahit Dzmare travels to the Teixcalaanli Empire’s interstellar capital, eager to take up her new post. Yet when she arrives, she discovers her predecessor was murdered. But no one will admit his death wasn’t accidental – and she might be next. Now Mahit must navigate the capital’s enticing yet deadly halls of power, to discover dangerous truths. And while she hunts for the killer, Mahit must somehow prevent the rapacious Empire from annexing her home: a small, fiercely independent mining station.