Only Tekla cares enough to search for her over the years. As Ka Li survives fierce predators and scarce resources she leaves behind a series of signal cairns to help Tekla find her.Skipping forward 60,000 years, Helen Ryland, a mid-twentieth century archaeologist, unearths one of Ka Li's surviving signal cairns and realizes she has found trace of people who populated the Americas even before the Clovis culture. Helen's detective work tracking Ka Li's timeless signals across the Alaskan wilderness now intertwines with Ka Li's story. As Helen solves the puzzle of the signal cairns she finds universal fame and suffers devastating misfortune. In the end Helen discovers that science in isolation cannot answer all of her questions, for Tekla's devotion to Ka Li had not died even though six hundred centuries had passed.

    Works include:The Land That Time Forgot, The People That Time Forgot, Out of Time's Abyss

    It was Adam Reith's misfortune to be sent from Earth to investigate. Because when his ship came close to Tschai, it was torpedoed... and Adam escaped to the surface with his life and nothing else.Tschai was a vast planet and previously unexplored. Adam, taken as slave by humans, learned that there were four other intelligent but non-human races dominant on that strange world. And to find the mystery of the distress call and the vicious attack, he would have first to gain his freedom and then find a safe way to pass the city and the alien Chasch and their treacherous cousins, the Blue Chasch.Jack Vance's Tschai novels are considered his masterwork, a constantly changing epic canvas of weird peoples, exotic lands, and surprising extra-terrestrial adventures.

    Tepper came to be recognized as a major science fiction writer. Now the author of Raising the Stones and Grass -- a New York Times Notable Book and Hugo Award finalist -- turns to Beauty, a fantasy with a story that is more, much more than fable.Drawing on the wellspring of much-loved, well-remembered fairy tales, Tepper delivers a thought-provoking and finely crafted novel that thoroughly involves the reader in the life of one of the most captivating heroines in modern fantasy -- Beauty. On her sixteenth birthday Beauty is seemingly able to sidestep her aunt's curse. Instead she is transported to the future. Here begin her adventures as she travels magically back and forth in time to visit places both imaginary and real. Finally she comes to understand what has been her special gift to humanity all along.For in Beauty, there is beauty. And in beauty, magic. Without our enchanted places, humanity is no more than an upstart ape. And this, we realize, is why Beauty must be saved, both in the fantastical world of Tepper's novel and in the actual world in which we live

    Now he delivers a provocative novel of a man who stumbles upon the discovery of a lifetime-or many lifetimes. Grad-school dropout Matt Fuller is toiling as a lowly research assistant at MIT when, while measuring subtle quantum forces that relate to time changes in gravity and electromagnetic force, his calibrator turns into a time machine. With a dead-end job and a girlfriend who has left him for another man, Matt has nothing to lose taking a time machine trip himself-or so he thinks.

    Such a world requires a firm hand and a guiding light. But does it need the Concern: an all-powerful organization with a malevolent presiding genius, pervasive influence and numberless invisible operatives in possession of extraordinary powers?Among those operatives are Temudjin Oh, of mysterious Mongolian origins, an un-killable assassin who journeys between the peaks of Nepal, a version of Victorian London and the dark palaces of Venice under snow; Adrian Cubbish, a restlessly greedy City trader; and a nameless, faceless state-sponsored torturer known only as the Philosopher, who moves between time zones with sinister ease. Then there are those who question the Concern: the bandit queen Mrs. Mulverhill, roaming the worlds recruiting rebels to her side; and Patient 8262, under sedation and feigning madness in a forgotten hospital ward, in hiding from a dirty past.There is a world that needs help; but whether it needs the Concern is a different matter.

    The planet provides a lush but inexplicable landscape--trees offer edible, addictive fruit one day and poison the next, while the ruins of an alien race are found entwined in the roots of a strange plant. Conflicts between generations arise as they struggle to understand one another and grapple with an unknowable alien intellect.

    But the Robotech Masters were already on their way to Earth. And at Tirol, the SDF-3 would face the galaxy's fiercest warlord: the Invid Regent!#2 Dark PowersStranded on the far side of the galaxy after battling the Invid hordes, the Robotech Expeditionary Force's chances for survival were slim. But suddenly a starship unlike any other appeared -- manned by an incredible assortment of beings determined to challenge the Invid Regent himself! REF volunteers and their war mecha signed on for a campaign that would mean their destruction -- or liberty for the planets of the Sentinels!#3 Death DanceFour months had passed without a word from the Sentinels. Fearing the worst, the Expeditionary Mission to Tirol began truce negotiations with the Invid Regent himself. But far away, the surviving Sentinels were stranded on Praxis, a planet in cataclysm. Deep within that world's core were answers to the Sentinels' prayers -- if they could only reach them before Praxis tore itself apart...