A.G. Riddle

At CERN, a scientist has just made an incredible discovery—a breakthrough that may answer the deepest questions about human existence. But what he's found is far more dangerous than he ever imagined....

In Atlanta, Dr. Peyton Shaw is awakened by the phone call she has dreaded for years. As the CDC's leading epidemiologist, she's among the first responders to outbreaks....

The greatest mystery of all time...the history of human origins...will be revealed....

In Marbella, Spain, Dr. Kate Warner awakens to a horrifying reality: the human race stands on the brink of extinction....

After a mysterious global event known only as “The Change”, six strangers wake up in an underground research facility where they learn that they’re part of the Extinction Trials - a scientific experiment to restart the human race. But the Extinction Trials harbors a very big secret....

The thrilling conclusion to The Extinction Files is finally here! A code hidden in the human genome...will reveal the ultimate secret of human existence. And could hold humanity's only hope of survival....

Quantum physicist Sam Anderson is trapped, 202 million years in the past. Sam has helped create a machine able to unpick the threads of spacetime, casting objects eternally into the past.

As the clock ticks down to humanity's extinction, a team of scientists will risk it all to unravel the secrets of the past....

From the bestselling author of Lost in Time and Quantum Radio comes a new mind-bending thriller: a group of strangers with tinnitus begins seeing numbers—numbers they soon realize are a code that will change the world.

They decimated Earth during the Long Winter. Now the Grid has returned, and they won't stop until the human race is extinct. On a ruined world, humanity's last survivors fight against impossible odds....

In Antarctica, a research expedition discovers an ancient structure buried deep in the ice. In Indonesia, a genetics researcher identifies a breakthrough treatment for autism. But these two incredible discoveries aren't what they seem....

The ice is coming. It was the last thing we expected, but a new ice age has dawned. Billions have fled the glaciers. War is coming. In orbit, a group of scientists are running experiments. Close to the edge of the sun, they catch a fleeting glimpse of something that shouldn’t be there....

On Eos, the last survivors of the Long Winter face their greatest challenge yet - and race to unravel the deepest secrets of the grid. The last survivors of the human race escaped a ruined Earth. Their new homeworld - Eos - seemed perfect at first. Warm. Hospitable. Safe from the grid....

At the end of the world, a groundbreaking scientific experiment will change everything. Dr. Laura Reynolds had it all. A job she loved. The respect of her peers. Student debt she was slowly chipping away at. And one day, it all went away....

En Antarctique, des chercheurs ont mis au jour, enfouie dans la glace, une mystérieuse structure vieille de plusieurs milliers d'années. À l'intérieur, l'équipe fait une découverte qui va radicalement changer l'histoire de l'homme–mais qui pourrait également déclencher son extinction....

En route to London from New York, Flight 305 suddenly loses power and crash-lands in the English countryside, plunging a group of strangers into a mysterious adventure....

Un fléau oublié surgit du passé... et cette fois, l'humanité pourrait en être à jamais transformée. La course contre la montre pour enrayer le fléau Atlantis est lancée....

La conclusion de la série phénomène ! L'humanité peut-elle survivre dans un nouveau monde ?....

Après avoir affronté la pandémie mondiale, le docteur Kate Warner espérait pouvoir se soigner, mais elle n'avait pas pris toute la mesure de la conspiration atlante. Alors que le temps de la scientifique est compté, un message codé parvient jusqu'à la Terre....

Après le Long Hiver, Emma Matthews et James Sinclair espéraient pouvoir recommencer une existence presque normale dans le Camp Sept. Mais lorsque la NASA découvre que plusieurs astéroïdes ont quitté la ceinture de Kuiper pour filer droit vers la Terre, il faut reprendre les armes....