This is a behind-the-scenes account of the invention of one of the most significant biotechnological discoveries in our time - the polymerase chain reaction. Transforming the practice and potential of molecular biology, PCR extends scientists' ability to identify and manipulate genetic materials and accurately reproduces millions of copies of a given segment in a short period o...(展开全部)

Winner of the Caldecott Medal Once, all the stories in the world belonged to Nyame, the Sky God. He kept them in a box beside his throne. But Ananse, the Spider man, wanted them -- and caught three sly creatures to get them. This story of how we got our own stories to tell is adapted from an African folktale.

Winner of the Caldecott Medal Once, all the stories in the world belonged to Nyame, the Sky God. He kept them in a box beside his throne. But Ananse, the Spider man, wanted them -- and caught three sly creatures to get them. This story of how we got our own stories to tell is adapted from an African folktale.

Recounts how most African folk tales came to be called Spider Stories .

Many African stories, whether or not they are about Kwaku Ananse the "spider man," are called, "Spider Stories." This book is about how that came to be. The African storyteller begins: "We do not really mean, we do not really mean that what we are about to say is true. A Story, a story; let it come, let it go." And it tells that long, long ago there were no stories on earth f...(展开全部)

Recounts how most African folk tales came to be called Spider Stories .

Many African stories, whether or not they are about Kwaku Ananse the "spider man," are called, "Spider Stories." This book is about how that came to be. The African storyteller begins: "We do not really mean, we do not really mean that what we are about to say is true. A Story, a story; let it come, let it go." And it tells that long, long ago there were no stories on earth f...(展开全部)

The philosopher Antonio Negri is one of the preeminent thinkers of our time: his writings on class, socialism, and empire have had an enormous influence on contemporary political theory. His political activism and outspoken advocacy for the downtrodden have also placed him at the centre of some of the most dramatic developments in recent Italian history. Story of a Communist—th...(展开全部)

The philosopher Antonio Negri is one of the preeminent thinkers of our time: his writings on class, socialism, and empire have had an enormous influence on contemporary political theory. His political activism and outspoken advocacy for the downtrodden have also placed him at the centre of some of the most dramatic developments in recent Italian history. Story of a Communist—th...(展开全部)

本书依据大量第一手文献和访谈材料，生动揭示了当代重大生物技术发明PCR的动人内幕，深入考察了PCR从理论概念孕育到实用工具开发的曲折历程，充分展现了西特斯公司科学家在20世纪80年代挑战学院科学体制，造就高风险、高回报的风险资本环境的开拓创新精神。本书尤其传神地再现了1993年诺贝尔化学奖得主穆利斯“发明”PCR的富有传奇色彩的“历险记”，探讨了生物技术产业发展的科学、技术、文化、社会、经济、政治、法律诸多因素，是一本不可多得的科普佳作。