Pierson's puppeteers, the aliens who discovered it, are understandably wary of encountering the builders of such an immense structure and have assembled a team of two humans, a mad puppeteer and a kzin, a huge cat-like alien, to explore it. But a crash landing on the vast edifice forces the crew on a desperate and dangerous trek across the Ringworld.

    Including stories from the 1970s to the present day, the collection seeks to expand the conversation about feminism while engaging the reader in a wealth of imaginative ideas. Sisters of the Revolution seeks to expand the ideas of both contemporary fiction and feminism to new fronts.Contents:The forbidden words of Margaret A. / L. Timmel Duchamp --My flannel knickers / Leonora Carrington --The mothers of Shark Island / Kit Reed --The palm tree bandit / Nnedi Okorafor --The grammarian's five daughters / Eleanor Arnason --And Salome danced / Kelley Eskridge --The perfect married woman / Angélica Gorodischer --The glass bottle trick / Nalo Hopkinson --Their mother's tears : the fourth letter / Leena Krohn --The screwfly solution / James Tiptree, Jr. --Seven losses of na Re / Rose Lemberg --The evening and the morning and the night / Octavia E. Butler --The sleep of plants / Anne Richter --The men who live in trees / Kelly Barnhill --Tales from the breast / Hiromi Goto --The Fall River axe murders / Angela Carter --Love and sex among the invertebrates / Pat Murphy --When it changed / Joanna Russ --The woman who thought she was a planet / Vandana Singh --Gestella / Susan Palwick --Boys / Carol Emshwiller --Stable strategies for middle management / Eileen Gunn --Northern chess / Tanith Lee --Aunts / Karin Tidbeck --Sur / Ursula K. Le Guin --Fears / Pamela Sargent --Detours on the way to nothing / Rachel Swirsky --Thirteen ways of looking at space/time / Catherynne M. Valente --Home by the sea / Elisabeth Vonaburg.

    It resonates within the human mind, giving power to heal and to kill. So when she finds an undiscovered, unlimited supply, she dares to meet with the powerful Metropolitan known as Constantine, a mysterious rebel with plans. Together they can use the plasm to rally forces to overthrow the government.

    But Bill, a Technical Fertilizer Operator from a planet of farmers, wasn't interested in honor-he was only interested in two things: his chosen career, and the shapely curves of Inga-Maria Calyphigia. Then a recruiting robot shanghaied him with knockout drops, and he came to in deep space, aboard the Empire warship Christine Keeler. And from there, things got even worse.

    Calamity, born Chastity, has renamed herself in a way she feels is most fitting. She's a 50-something grandmother whose mother disappeared when she was a teenager and whose father has just passed away as she begins menopause. With this physical change of life comes a return of a special power for finding lost things, something she hasn't been able to do since childhood. A little tingling in the hands then a massive hotflash, and suddenly objects, even whole buildings, lost to her since childhood begin showing up around Calamity. One of the lost things Calamity recovers is a small boy who washes up on the shore outside her house after a rainstorm. She takes this bruised but cheerful 3-year-old under her wing and grows attached to him, a process that awakens all the old memories, frustrations and mysteries around her own mother and father. She'll learn that this young boy's family is the most unusual group she's ever encountered--and they want their son back.

    If they fail, the entire world will be doomed.

    Still, like everything else in the Budayeen, he’s available…for a price.For a new kind of killer roams the streets of the Arab ghetto, a madman whose bootlegged personality cartridges range from a sinister James Bond to a sadistic disemboweler named Khan. And Marid Audrian has been made an offer he can’t refuse.The 200-year-old “godfather” of the Budayeen’s underworld has enlisted Marid as his instrument of vengeance. But first Marid must undergo the most sophisticated of surgical implants before he dares to confront a killer who carries the power of every psychopath since the beginning of time.Wry, savage, and unignorable, When Gravity Fails was hailed as a classic by Effinger’s fellow SF writers on its original publication in 1987, and the sequence of “Marid Audrian” novels it begins were the culmination of his career.

    On the eve of her greatest achievement, she's trying to outrun those who are trying to steal her success.In the chilly darkness of a Boston server farm, Viv sets her ultimate plan into motion. A terrifying instant later, Vivian Liao is catapulted through space and time to a far future where she confronts a destiny stranger and more deadly than she could ever imagine. The end of time is ruled by an ancient, powerful Empress who blesses or blasts entire planets with a single thought. Rebellion is literally impossible to consider--until Vivian arrives. Trapped between the Pride, a ravening horde of sentient machines, and a fanatical sect of warrior monks who call themselves the Mirrorfaith, Viv must rally a strange group of allies to confront the Empress and find a way back to the world and life she left behind.A magnificent work of vivid imagination and universe-spanning action, Empress of Forever is a feminist Guardians of the Galaxy crossed with Star Wars and spiced with the sensibility and spirit of Iain M. Banks and William Gibson.

    This murder sets Beth and her friends on a path of escalating violence and vengeance as they realize many other young women in the world need protecting too.2022: Determined to use time travel to create a safer future, Tess has dedicated her life to visiting key moments in history and fighting for change. But rewriting the timeline isn’t as simple as editing one person or event. And just when Tess believes she's found a way to make an edit that actually sticks, she encounters a group of dangerous travelers bent on stopping her at any cost.Tess and Beth’s lives intertwine as war breaks out across the timeline--a war that threatens to destroy time travel and leave only a small group of elites with the power to shape the past, present, and future. Against the vast and intricate forces of history and humanity, is it possible for a single person’s actions to echo throughout the timeline?

    But just as they are about to debut their creation, one of them suffers a breakdown, putting the whole project—and future of time travel—in jeopardy. To protect their invention, one member is exiled from the team—erasing her contributions from history.Fifty years later, time travel is a big business. Twenty-something Ruby Rebello knows her beloved grandmother, Granny Bee, was one of the pioneers, though no one will tell her more. But when Bee receives a mysterious newspaper clipping from the future reporting the murder of an unidentified woman, Ruby becomes obsessed: could it be Bee? Who would want her dead? And most importantly of all: can her murder be stopped?Traversing the decades and told from alternating perspectives, The Psychology of Time Travel introduces a fabulous new voice in fiction and a new must-read for fans of speculative fiction and women’s fiction alike.

    When one of her most gifted students elopes with a dreamer from the waking world, Vellitt must retrieve her.But the journey sends her on a quest across the Dreamlands and into her own mysterious past, where some secrets were never meant to surface.

    Preserve the knowledge.Survive at all costs.Take them to the stars.Over 99 identical generations, Mia’s family has shaped human history to push them to the stars, making brutal, wrenching choices and sacrificing countless lives. Her turn comes at the dawn of the age of rocketry. Her mission: to lure Wernher Von Braun away from the Nazi party and into the American rocket program, and secure the future of the space race. But Mia’s family is not the only group pushing the levers of history: an even more ruthless enemy lurks behind the scenes.A darkly satirical first contact thriller, as seen through the eyes of the women who make progress possible and the men who are determined to stop them...

    Hugo and Nebula award-winning author David Brin is one of the most eloquent, imaginative voices in science fiction.  Now he returns with a new novel rich in texture, universal in theme, monumental in scope--pushing the genre to new heights.Young Maia is fast approaching a turning point in her life.  As a half-caste var, she must leave the clan home of her privileged half sisters and seek her fortune in the world.  With her twin sister, Leie, she searches the docks of Port Sanger for an apprenticeship aboard the vessels that sail the trade routes of the Stratoin oceans.On her far-reaching, perilous journey of discovery, Maia will endure hardship and hunger, imprisonment and loneliness, bloody battles with pirates and separation from her twin.  And along the way, she will meet a traveler who has come an unimaginable distance--and who threatens the delicate balance of the Stratoins' carefully maintained, perfect society....Both exciting and insightful, Glory Season is a major novel, a transcendent saga of the human spirit.

    Aided by her trusty automaton, Laverna, the Holy Ghost is feared by all who own a heavy purse.It’s 1889 and Major Prudence Zuniga is once again attempting to change history―to save history―but seventy attempts later she’s still no closer to her goal.It’s 2016 and . . . well, the less said about 2016 the better!But in 2020 the Farmers and the Guides are locked in battle; time is their battleground, and the world is their prize. Only something new can change the course of the war. Or someone new.Little did they know, but they’ve all been waiting until Alice Payne arrives.

    In Sargasso of Space, the Solar Queen free traders win exclusive rights to trade with the planet Limbo, but the crew arrives to find most of the planet’s surface charred, with little signs of life. They find a valley with life, but others may still lurk. Worse yet, a strange force threatens to cripple the Queen. They must solve the planet’s mysteries if they hope to escape not only with tradable goods, but their lives.First of the "Solar Queen" adventures, originally published under the pseudonym "Andrew North." This is the second ace edition.