In the extraordinary Worldwar tetralogy, set against the backdrop of World War II, Harry Turtledove, whom Publishers Weekly has called the "Hugo-winning master of alternate SF," wove an explosive saga of world powers locked in conflict against an enemy from the stars.

War seethed across the planet. Machines soared through the air, churned through the seas, crawled across the surface, pushing ever forward, carrying death. Earth was engaged in titanic struggle. Germany, Russia, France, China, Japan: the maps were changing day by day. The hostilities spread in ever-widening ripples of destruction: Britain, Italy, Africa...the fate of the world hung in the balance. Then the real enemy came.

January 1864: General Robert E. Lee faces defeat. The Army of Northern Virginia is ragged and ill-equipped. Gettysburg has broken the back of the Confederacy and decimated its manpower. Then, Andries Rhoodie, a strange man with an unplaceable accent, approaches Lee with an extraordinary offer. Rhoodie demonstrates an amazing rifle: its rate of fire is incredible, its lethal efficiency breathtaking - and Rhoodie guarantees unlimited quantities to the Confederates. The name of the weapon is the AK-47.

In 1914, they called it The Great War, and few could imagine anything worse. For nearly three decades, a peace forged in blood and fatigue has held sway in North America. Now, Japan dominates the Pacific, the Russian Tsar rules Alaska, and England, under Winston Churchill, chafes for a return to its former glory. But behind the façade of world order, America is a bomb waiting to go off. Jake Featherston, the megalomaniacal leader of the Confederate States of America, is just the man to light the fuse.

From "the master of alternate history" comes a new trilogy that reimagines a mid-20th century in which General MacArthur, without bothering to consult President Truman, detonates nuclear warheads in several Manchurian cities after China enters the Korean War. In his acclaimed novels of alternate history, Harry Turtledove has scrutinized the twisted soul of the 20th century, from the forces that set World War I in motion to the rise of fascism in the decades that followed.

Hugo Award winner Harry Turtledove is the master of alternate history. In American Front he envisions World War I as it may have been if fought on American soil. The United States and Germany clash with the Confederacy, France, and Britain as the machines of modern warfare litter the landscape with carnage. Meanwhile, oppressed southern blacks head toward a fateful confrontation.

Senior investigator Khalid al-Zarzisi is a modern man, a product of the unsurpassed educational systems of North Africa and the Middle East. Liberal, tolerant, and, above all, rich, the countries and cultures of North Africa and the Middle East have dominated the globe for centuries. But one region has festered for decades: Europe. Now, Khalid has been sent to Rome, ground zero of backwater discontent. He and his partner Dawud have been tasked with figuring out how to protect the tinpot Grand Duke, the impoverished Pope, and the overall status quo.

On December 7, 1941, the Japanese launched an attack against U.S. naval forces stationed in Pearl Harbor, Hawaii. But what if the Japanese followed up their air assault with an invasion and occupation of Hawaii? This is the question explored by Harry Turtledove in Days of Infamy, with frightening implications.

From the master of alternate history comes an epic of the second Civil War. It was an epoch of glory and success, of disaster and despair. 1881: A generation after the South won the Civil War, America writhed once more in the bloody throes of battle. Furious over the annexation of key Mexican territory, the United States declared total war against the Confederate States of America in 1881.

In the 21st century, Germany's Third Reich continues to thrive after its victory in World War II - keeping most of Europe and North America under its heel. But within the heart of the Nazi regime, a secret lives. Under a perfect Aryan facade, Jews survive - living their lives, raising their families, and fearing discovery....

The year is 1901. Germany's navy is the second largest in the world; their army, the most powerful. But with the exception of a small piece of Africa and a few minor islands in the Pacific, Germany is without an empire. Kaiser Wilhelm II demands that the United States surrender its newly acquired territories: Guam, Puerto Rico, Cuba, and the Philippines. President McKinley indignantly refuses, so with the honor and economic future of the Reich at stake, the Kaiser launches an invasion of the United States, striking first on Long Island.

I’ve been in this life for fifty years, been trying to work out its riddle for forty-two, and been keeping diaries of clues to that riddle for the last thirty-five. Notes about successes and failures, joys and sorrows, things that made me marvel, and things that made me laugh out loud. How to be fair. How to have less stress. How to have fun. How to hurt people less. How to get hurt less. How to be a good man. How to have meaning in life. How to be more me. Recently, I worked up the courage to sit down with those diaries.

In April 1945, the Allies are charging toward Berlin from the west, the Russians from the east. For Hitler, the situation is hopeless. But at this turning point in history, another war is about to explode. To win World War II, the Allies dealt with the devil. Joseph Stalin helped FDR, Churchill, and Truman crush Hitler. But what if "Uncle Joe" had given in to his desire to possess Germany and all of Europe? In this stunning novel, Robert Conroy picks up the history of the war just as American troops cross the Elbe into Germany. Then Stalin slams them with the brute force of his enormous Soviet army.

When aliens trundled a gate to other worlds into the solar system, the world reacted with awe, hope and fear. But the first aliens to come through, the Glatun, were peaceful traders and the world breathed a sigh of relief.

There he was in his sailboat in the middle of the Atlantic, all alone and loving it. Well, there was a US Navy carrier group on his southern horizon, but he was a Navy guy himself, so he didn't mind. Then came the UFOs, hurtling in from the Outer Black to overfly the carriers at Mach 17. Their impossible aerobatics were bad enough—but then they started shooting at each other, and at the Navy, with nukes. Little ones at first, but winding up with a 500 megatonner at 90 miles that fried every piece of electronics within line-of-sight.

Senior investigator Khalid al-Zarzisi is a modern man, a product of the unsurpassed educational systems of North Africa and the Middle East. Liberal, tolerant, and, above all, rich, the countries and cultures of North Africa and the Middle East have dominated the globe for centuries. But one region has festered for decades: Europe. Now, Khalid has been sent to Rome, ground zero of backwater discontent. He and his partner Dawud have been tasked with figuring out how to protect the tinpot Grand Duke, the impoverished Pope, and the overall status quo.

What happens after the bombs drop? This is the troubling question Philip K. Dick addresses with Dr. Bloodmoney, or How We Got Along After the Bomb. It is the story of a world reeling from the effects of nuclear annihilation and fallout, a world where mutated humans and animals are the norm, and the scattered survivors take comfort from a disc jockey endlessly circling the globe in a broken-down satellite.

At his death in 1988, Robert A. Heinlein left a legacy that almost single-handedly defined modern science fiction. But one of Heinlein's masterpieces was never finished. In 1955, he began work on Variable Star, a powerful and passionate tale of two young lovers driven apart by pride, power, and the vastness of interstellar time and space. Now, the Heinlein estate has authorized award-winning author Spider Robinson to expand his outline into a full-length novel. And the result is vintage Heinlein.

From "the master of alternate history" comes a new trilogy that reimagines a mid-20th century in which General MacArthur, without bothering to consult President Truman, detonates nuclear warheads in several Manchurian cities after China enters the Korean War. In his acclaimed novels of alternate history, Harry Turtledove has scrutinized the twisted soul of the 20th century, from the forces that set World War I in motion to the rise of fascism in the decades that followed.

Kris Longknife is a daughter of privilege, born to money and power. Her father is the prime minister of her home planet, her mother the consummate politician's wife. She's been raised only to be beautiful and marry well. But the heritage of the military Longknifes courses through Kris' blood - and, against her parents' objections, she enlists in the Marines.

They first appear as a series of dots on astronomical plates, heading from Saturn directly toward Earth. Since the ringed planet carries no life, scientists deduce the mysterious ship to be a visitor from another star. The world's frantic efforts to signal the aliens go unanswered. The first contact is hostile: the invaders blast a Soviet space station, seize the survivors, and then destroy every dam and installation on Earth with a hail of asteriods.

Niblock House is a rising executive at General Technics, one of a few all-powerful corporations. His work is leading General Technics to the forefront of global domination, both in the marketplace and politically - it's about to take over a country in Africa. Donald Hogan is his roommate, a seemingly sheepish bookworm. But Hogan is a spy, and he's about to discover a breakthrough in genetic engineering that will change the world...and kill him. Society is squeezed into hive-living madness by god-like mega computers and mass-marketed psychedelic drugs.

Cities were crushed by the falling spacecraft, but one ship didn't crash. It remained intact and disgorged hordes of alien soldiers determined to fight to the death. The abandoned vessels also contained a wealth of advanced technology. Led by David Levinson, the greatest minds of our world developed deadly new hybrid weapons. Bases were built on the moon, Mars, and beyond. A new generation of defenders had to be trained, for the invaders would return.

Stranger in a Strange Land is the epic saga of an earthling, Valentine Michael Smith, born and educated on Mars, who arrives on our planet with “psi” powers—telepathy, clairvoyance, precognition, telekinesis, teleportation, pyrolysis, and the ability to take control of the minds of others—and complete innocence regarding the mores of man. After his tutelage under a surrogate father figure, Valentine begins his transformation into a kind of messiah.

October, 1962, in Cuba: Soviet ships off-load what intelligence reveals to be nuclear missiles. In Washington, President Kennedy and his advisers are in furious debate over how long they can wait to discover what the Soviets intend before dropping the first bomb. And, in Ithaca, New York, Margo Jensen - a 19-year-old Cornell sophomore - is swept up in a bizarre concatenation of circumstances that will make of her the back-channel liaison between Soviet Premier Khrushchev and Kennedy.

The Mote In God's Eye is their acknowledged masterpiece, an epic novel of mankind's first encounter with alien life that transcends the genre. No lesser an authority than Robert A. Heinlein called it "possibly the finest science fiction novel I have ever read".

The Unincorporated Man is a provocative social/political/economic novel that takes place in the future, after civilization has fallen into complete economic collapse. This reborn civilization is one in which every individual is incorporated at birth and spends many years trying to attain control over his or her own life by getting a majority of his or her own shares. Life extension has made life very long indeed.

Earth is trapped in the crossfire of an unwinnable war between two alien civilizations. Its leader is perpetually on the verge of death. And on top of that, a new drug has just entered circulation - a drug that haphazardly sends its users traveling through time. In an attempt to escape his doomed marriage, Dr. Eric Sweetscent becomes caught up in all of it. But he has questions: Is Earth on the right side of the war? Is he supposed to heal Earth’s leader or keep him sick? And can he change the harrowing future that the drug has shown him?

It isn’t easy to get a group of bestselling SF authors to write new stories for an anthology, but that’s what Elizabeth Anne Hull has done in this powerhouse book. With original, captivating tales by Greg Bear, Gregory Benford, Ben Bova, David Brin, Cory Doctorow, Neil Gaiman, Joe Haldeman, Harry Harrison, Larry Niven, Vernor Vinge, Gene Wolfe, and others, Gateways is a SF event that will be a must-buy for SF readers of all tastes, from the traditional to the cutting edge; from the darkly serious to the laugh-out-loud funny.

Night Watch is a world as elaborate and imaginative as Tolkien or the best Asimov. Living among us are the "Others", an ancient race of humans with supernatural powers who swear allegiance to either the Dark or the Light. A thousand-year treaty has maintained the balance of power, but an ancient prophecy decrees that one supreme "Other" will rise up and tip the balance. When a young boy with extraordinary powers emerges, will the forces of the Light be able to keep the Dark from corrupting the boy and destroying the world?

In the extraordinary Worldwar tetralogy, set against the backdrop of World War II, Harry Turtledove, whom Publishers Weekly has called the "Hugo-winning master of alternate SF," wove an explosive saga of world powers locked in conflict against an enemy from the stars.

War seethed across the planet. Machines soared through the air, churned through the seas, crawled across the surface, pushing ever forward, carrying death. Earth was engaged in titanic struggle. Germany, Russia, France, China, Japan: the maps were changing day by day. The hostilities spread in ever-widening ripples of destruction: Britain, Italy, Africa...the fate of the world hung in the balance. Then the real enemy came.

In 1914, they called it The Great War, and few could imagine anything worse. For nearly three decades, a peace forged in blood and fatigue has held sway in North America. Now, Japan dominates the Pacific, the Russian Tsar rules Alaska, and England, under Winston Churchill, chafes for a return to its former glory. But behind the façade of world order, America is a bomb waiting to go off. Jake Featherston, the megalomaniacal leader of the Confederate States of America, is just the man to light the fuse.

What would happen if the ancient prophecy of the End of Days came true? It is certainly the last thing Eric Katz, a secular archaeologist from Los Angeles, expects during what should be a routine dig in Jerusalem. But perhaps higher forces have something else in mind when a sign presaging the rising of the Third Temple is located in America, a dirty bomb is detonated in downtown Tel Aviv, and events conspire to place a team of archaeologists in the tunnels deep under the Temple Mount.

From "the master of alternate history" comes a new trilogy that reimagines a mid-20th century in which General MacArthur, without bothering to consult President Truman, detonates nuclear warheads in several Manchurian cities after China enters the Korean War. In his acclaimed novels of alternate history, Harry Turtledove has scrutinized the twisted soul of the 20th century, from the forces that set World War I in motion to the rise of fascism in the decades that followed.

In 1920, as veterans question the very nation they fought for, socialist Upton Sinclair challenges Teddy Roosevelt for the presidency. And in the defeated Confederacy, a fiery racist whips his followers into a frenzy.

January 1864: General Robert E. Lee faces defeat. The Army of Northern Virginia is ragged and ill-equipped. Gettysburg has broken the back of the Confederacy and decimated its manpower. Then, Andries Rhoodie, a strange man with an unplaceable accent, approaches Lee with an extraordinary offer. Rhoodie demonstrates an amazing rifle: its rate of fire is incredible, its lethal efficiency breathtaking - and Rhoodie guarantees unlimited quantities to the Confederates. The name of the weapon is the AK-47.

In this novel of alternative history from best-selling author Harry Turtledove, the Spanish Armada has conquered England, King Phillip holds the English throne, and Elizabeth I languishes as a prisoner in the Tower of London. Meanwhile, in London, a mysterious stranger approaches young playwright William Shakespeare with an offer that could change the course of history.

Count Hamnet Thyssen is a minor noble of the drowsy old Raumsdalian Empire. Its capital city, Nidaros, began as a mammoth hunters camp at the edge of the great Glacier. But that was centuries ago, and as everyone knows, its the nature of the great Glacier to withdraw a few feet every year. Trasamund, a clan chief of the mammoth-herding Bizogots, the next tribe north, has come to town with strange news. A narrow gap has opened in what they'd always thought was an endless and impregnable wall of ice.

What if mankind's "missing link", the apelike Homo erectus, had survived to dominate a North American continent where woolly mammoths and saber-toothed tigers still prowled while the more advanced Homo sapiens built their civilizations elsewhere? Now imagine that the Europeans arriving in the New World had chanced on these primitive creatures and seized the opportunity to establish a hierarchy in which the sapiens were masters and the "sims" were their slaves.