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?

When radio telescope operators Lauren Stelleck, a woman with a special gift enabling her to literally see certain sounds, and Steve Andrews, a diehard sci-fi geek, detect a signal like no other at Jodrell Bank in England, a chain of events is unleashed that propels Earth towards all-out nuclear war. Can Lauren and Steve unlock the secret of the signal before our species tears itself apart?

When an experiment to study quantum uncertainty goes spectacularly wrong, physics student Bill Rustad and his friends find that they have accidentally created an inter-dimensional portal. They connect to Outland - an alternate Earth with identical geology, but where humans never evolved. The group races to establish control of the portal before the government, the military, or evildoers can take it away. Then everything changes when the Yellowstone supervolcano erupts in an explosion large enough to destroy civilization and kill half the planet.

Lauren didn’t ask to be a hero. But one night during the graveyard shift at Jodrell Bank, she captured an astonishing fast radio burst from an alien race. And just like that, the fate of the world was thrust into her hands. Now she’s put everything on the line to blow open the conspiracy of silence surrounding UFOs. She's on the run from MI5 and a secret organization determined to stop her. After a year of dead ends and a heart-breaking personal tragedy, she’s on the verge of being forced to abandon her personal crusade.

Contains three complete, novel-length audiobooks in the Middle Falls Time Travel series.

Imagine "Back to the Future" fused with the chaos of an alien invasion, told with the narrative brilliance of John Scalzi or Octavia Butler. Time is not just a dimension, but a playground of fate and destiny. Faer Michelson is a man blessed and cursed with vivid and inescapable memories. From a childhood accident that opened a door to another realm, to mysterious encounters with a woman whose hair holds the colors of the rainbow, Faer's life has been anything but ordinary.

Noah Harris and Ashley Flynn are field agents for a powerful organization tasked with protecting humanity from the misuse of game-changing technology. But when they discover hidden portals that link Earth to numerous planets, they are thrust into a maze of deception and intrigue they can't begin to understand....one that not only has them battling for their very lives, but that will decide the fate of worlds. Because, inexplicably, each of the planets contain human civilizations, and the rulers of our nearest portal neighbor have come up with a brilliant, twisted plan to conquer ours.

Dr. Sam Anderson is one of the most celebrated scientists in history. Ten years ago, he invented a device that changed the world forever. Now his life is about to be ripped apart—and his own creation may be to blame. One fateful morning, Sam discovers that his girlfriend has been murdered and that his daughter is accused of the crime. Sam believes she's innocent, but he can't prove it. There's only one thing he can do to save his daughter: confess to the crime. And so he does. But in the future, murderers aren't sent to prison. They're sent to the past.

As a teenager, Quinn Starkweather builds a computer program that accurately predicts world events. He has created a Nostradamus machine. While Quinn becomes very wealthy, the program predicts the world will be torn apart by financial inequity. The 99.9% will rise up against the billionaires in what is dubbed The Rage Wars. The world stands on the razor’s edge of disaster. With enough warning of the coming apocalypse, Quinn builds an ark in the desert—a self-sufficient domed city he calls Altor.

During the test flight of a prototype faster-than-light craft, Lt. Commander Ky is flung into an ancient past that never existed. Rome has fallen, defeated by the mighty Carthaginian Empire, its survivors chased off the continent and onto what had been the remote province of Britannia. Hounded by the Carthaginians bent on conquering the known world, Rome is on the verge of destruction. Stranded and alone, except for a tactical AI implanted in his head, Ky has lost everything and must find a way to live in a world different than anything he's ever known.

Jackson Lee is a well-known adventure vlog influencer. He and a small support crew have been cashing in on the video craze with phenomenal, hair-raising exploits for years. Their latest undertaking is way beyond anything they've ever done. It's extremely dangerous and, worse, highly illegal. Never would Jackson have imagined those risks to be the least of his worries.

Joe Colsco boarded a flight from San Francisco to Chicago to attend a national chemistry meeting. He would never set foot on Earth again. On planet Anyar, Joe is found unconscious on a beach of a large island inhabited by humans where the level of technology is similar to Earth circa 1700. He awakes amid strangers speaking an unintelligible language and struggles to accept losing his previous life and finding a place in a society with different customs, needing a way to support himself and not knowing a single soul.

Sinister forces lurk in the corners of the Iron Kingdoms - restless souls, mischievous and cunning creatures, darker beings that bargain for mortal souls. Most pass unmarked, shunned, or avoided, but there is one group willing to seek out and study what others fear. In abandoned halls and forgotten ruins, the investigators from the Strangelight Workshop illuminate the darkness, armed with wisdom, curiosity, and specialized tools.

January 1888: Dr. John H. Watson has returned to 221b Baker Street, just weeks after a personal tragedy has left him bereaved and bereft. Feeling like a broken man, his plans and dreams lying in ruin, he slowly tries to make his way forward, with the help of Sherlock Holmes and Mrs. Hudson. Unexpectedly, he finds himself standing in the path of a madman—who suddenly and irrationally blames Watson for his apparent defeat.

Can Lauren successfully draw upon all her skills to fight off both threats from the Overseers and from beyond our world? Earth Howl is the sequel to Earth Shout, and is part of the Multiverse Chronicles, an epic series of interlinked stories that includes the Fractured Light trilogy, following humanity’s struggle to survive across parallel universes.

In 1901, Queen Victoria passed away and took over the responsibilities of the paranormal court. When Victoria ascends to the paranormal throne, she acquires the help of a human agent, code-named Rogue.

Jodi Taylor reads the long-awaited prequel in her Chronicles of St Mary’s series, as Dr Bairstow struggles to set up St Mary’s as we know it in a world still scarred by the ravages of civil war. Ever wondered how it all began? It’s two years since the final victory at the Battersea Barricades. The fighting might be finished, but for Dr Bairstow, just now setting up St Mary's, the struggle is only beginning. How will he assemble his team? From where will his funding come?

Deep in the trenches of Flanders Fields, men are dying in the thousands every day. So one more death shouldn't be a surprise. But then a body turns up with bizarre injuries, and Sherlock Holmes' former sidekick, Dr. John Watson - unable to fight for his country due to injury but able to serve it through his medical expertise - finds his suspicions raised.

Maira Kanhai has had enough: Since the Green Poison epidemic hit DC, her cybersecurity degree is worthless, she can’t rejoin the US Navy, and her early efforts to secure Maryland led to a costly mistake: the death of her brother. Every day new factions emerge, trying to burn her city to the ground - until the Division emerges, inspiring hope. When a grenade kills one of their agents, Maira suddenly has a chance to make a real difference as a raw new Division recruit...if she can pass the tests and overcome the enemies plotting to permanently eliminate the Division once and for all.

Doctor Benjamin Schröder was far from a man of action. In fact, he was a history teacher - chairman of the Castle Rock University history department - and if his life wasn't perfect, it was close. Until, that is the discussion of his star student Elzbietá Abramowski's dissertation on Operation Oz, the Pacific Allies' invasion of Vladivostok, was brutally interrupted. The psychotic episode that turned his entire world upside down struck with absolutely no warning, and it was more terrifying than anything he should have been able to imagine.

Fans of Douglas Adams' Hitchhiker's Guide to the Galaxy and Good Omens - your wait is over! The next ridiculous sci-fi fantasy series from a snarky British guy is here! And now you can experience the complete Doomsayer Journeys Trilogy in one volume!

The citizens enjoy the peace of their perfectly planned city. But when she notices cracks in the facade, Jordan’s waking dreams turn to nightmares. She thought she had received the promotion of a lifetime; she was wrong. The promotion only brings her closer to terrifying truths of the administration. Secrets told to keep the citizens safe turn out to be lies to keep them in line. Those in power manipulate from the shadows behind whispers and fear. Because if Jordan is brave enough to look past the veil, a mad wasteland awaits.

Conryu has his life all figured out. At least until the final day of school arrives and with it the annual wizard's test. When Conryu passes the test, no one can believe it since everyone knows boys can't do magic. Suddenly thrust into a world of magic and danger, Conryu must figure out how to use his news powers and quickly.

He invented a machine to take people to the future. Then he was accused of murder, but he can't remember killing anyone. Billionaire genius Byron Gaines is accused of murdering his wife and her lover, but he swears he didn't do it. This couldn't have come at a worse moment: He is so close to a breakthrough in his research. He's about to invent a device that will change the world forever. The irony is, if only he had a little more time, he'd be able to make his legal problems disappear - along with himself.

In the beginning, the gods destroyed the world. Five hundred years later, things haven’t gotten much better for humans. The demigods that were left behind to guard over humanity have been using them as fodder for an endless civil war between themselves, and the humans just go on dutifully slaughtering each other, battle after battle. It’s not all bad, though. Perry McGown makes his living off those bloody, stinking battlefields. He works on a crew that reclaims all the spent shell casings. But if anyone found out that he was a deserter from the war, he’d be executed for heresy.

Boston, 1765: In D.B. Jackson's Thieftaker, revolution is brewing as the British Crown imposes increasingly onerous taxes on the colonies, and intrigue swirls around firebrands like Samuel Adams and the Sons of Liberty. But for Ethan Kaille, a thieftaker who makes his living by conjuring spells that help him solve crimes, politics is for others…until he is asked to recover a necklace worn by the murdered daughter of a prominent family.

Ryan Drake is a man who finds people who don't want to be found. Once a British soldier, he now works for the CIA, leading an elite investigation team that tracks down missing agents. But his latest mission - to free a prisoner, code-named Maras, and bring her back onto US soil within 48 hours - is more dangerous than anything his team has attempted before. Hunted by his former comrades, Drake is left with no choice but to trust a dangerous woman he barely knows.

While on a brief leave home from the deadly skies of World War II, a decorated German flying ace must decide between conscience and country when his courageous fiancé reveals her potentially deadly secret she's been keeping right under the nose of the SS. Rachael Azerod, a New York reporter, flies to London to interview Harmon Becker, the former German WW II hero whom Hitler himself awarded the highest honors - but she has her own reasons for meeting.

Alex Verus is part of a world hidden in plain sight, running a magic shop in London. And while Alex's own powers aren't as showy as some mages, he does have the advantage of foreseeing the possible future-allowing him to pull off operations that have a million-to-one-chance of success. But when Alex is approached by multiple factions to crack open a relic from a long-ago mage war, he knows that whatever's inside must be beyond powerful.

Joe Spork repairs clocks, a far cry from his late father, a flashy London gangster. But when Joe fixes one particularly unusual device, his life is suddenly upended. Joe's client, Edie Banister, is more than just a kindly old lady - she's a former superspy. And the device? It's a 1950s doomsday machine. And having triggered it, Joe now faces the wrath of both the government and a diabolical South Asian dictator, Edie's old arch-nemesis.