A KIND OF SPARK tells the story of 11-year-old Addie as she campaigns for a memorial in memory of the witch trials that took place in her Scottish hometown. Addie knows there's more to the story of these 'witches', just like there is more to hers. Can Addie challenge how the people in her town see her, and her autism, and make her voice heard? A story about friendship, courage ...(展开全部)

Ann Rule was a writer working on the biggest story of her life, tracking down a brutal mass-murderer. Little did she know that the young man who was her close friend was the savage slayer she was hunting. Ted Bundy was everyone's picture of a natural 'winner' - handsome, charming, brilliant in law school, successful with women, on the verge of a dazzling career. On January 24, ...(展开全部)

Stephen Wolfram 是Mathematica的创始人，他被广泛地认为是当今科学和技术计算中最重要的革新者。他1959年出生于伦敦，先后在伊顿公学，牛津大学和加利福尼亚理工学院学习。他15岁时发表了他的第一篇学术论文。20岁就在加利福尼亚理工学院获得了理论物理的博士学位。Wolfram早期的科研工作主要在高能物理、量子场理论和宇宙论方面，包括几个当今著名的结果。Wolfram 从1973年起开始使用计算机，并且很快成为正在形成的科学计算领域中的领导者。1979，他开始构造SMP--第一个现代计算机代数系，并于1981年开始商业化发行。 由于早期在物理和计算方面的科研工作，1981年Wolfram成为最年轻的MacArthur 奖学金获得者。 1981年后期, Wolfram 开始了一个雄心勃勃的新的科学方向：发展本质复杂性的一般理论。 Wo...(展开全部)

Two decades in the making, this long-awaited work from one of the world's most respected scientists presents a series of dramatic discoveries never before made public. Starting from a collection of simple computer experiments--illustrated in the book by striking computer graphics--Wolfram shows how their unexpected results force a whole new way of looking at the operation of ou...(展开全部)

Two decades in the making, this long-awaited work from one of the world's most respected scientists presents a series of dramatic discoveries never before made public. Starting from a collection of simple computer experiments--illustrated in the book by striking computer graphics--Wolfram shows how their unexpected results force a whole new way of looking at the operation of ou...(展开全部)

This is the epic saga of an earthling, Valentine Michael Smith, born and educated on Mars, who arrives on our planet with many psi powers, including the ability to take control of the minds of others—and complete innocence regarding the mores of man.

Book Description Glamour, glitz, sex and revenge – and the allure of Hollywood… Toby Temple is the world’s funniest comedian, loved by presidents, lusted after by women. He knows what he wants – and he always makes sure that he gets it. But, deep down, he yearns for love and stability. Jill Castle has always been an outsider, desperate to be accepted. Despite her beauty, ...(展开全部)

This is the epic saga of an earthling, Valentine Michael Smith, born and educated on Mars, who arrives on our planet with many psi powers, including the ability to take control of the minds of others—and complete innocence regarding the mores of man.