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"Dark Blue Dots" is a well-known scientific popular book published by Carl Sagan, an American astronomer and popular science writer who is world-renowned at the age of 60. Its theme is related to the long-term prospects of human survival and the progress of civilization-how will humans Finding and building a new home in space The narrative style of this book is like an epic that runs through the past Wholesale Cigarettes, today, and the future, and weaves a lot of exciting stories in the magnificent and dense. The book first reviews the historical concepts of human beings in the universe, then makes a comprehensive survey of the solar system based on the achievements of space exploration since the middle of the 20th century, then evaluates the reasons for sending people into space, and finally the author My long-term vision of the future space home of mankind The author of this book, Carl Sagan, is an American astronomer and a science master with a worldwide reputation. Former professor of astronomy and space science and director of the planetary laboratory at Cornell University. He has long participated in the US space exploration program and has made many important achievements in the field of planetary physics. Asteroid 2709 was named "Sagan" after its last name. In terms of science, his achievements are even more remarkable. In the 1980s, he hosted a 13-episode TV series Universe, which was translated into more than ten languages ??and released in dozens of countries with great success Online Cigarettes. He has authored dozens of popular science books, of which "Dragon of Eden" won the Pulitzer Prize, the highest award for American literature and journalism. In 1994, he was awarded the first Asimov Science Award. He has also received the Outstanding Contribution Award from the American Astronomical Society and the Public Welfare Award from the National Academy of Sciences Marlboro Cigarettes. His last masterpiece, The World Inhabited by the Devil, discusses the struggle between science and pseudoscience from both theoretical and practical perspectives. The book's subtitle, "Science is the candle that drives away darkness," is his warning message. Sagan is also a writer familiar with readers in China. In addition to "Dragon of Eden", his famous books "Exploration of Alien Civilization" and "Bruka's Brain" have also been published in Chinese. This book is a summary of some years of astronomy popular science, as well as answering a question: why do we work hard to explore? The entire human civilization is only a moment to the universe, and each person's life is just a drop in the ocean for the current society and history. Why is it so difficult? From the perspective of human survival, Carl Sagan pointed out: Our environment is actually very fragile, and it is obviously too risky to put all the fires of civilization in the basket of the earth. Only going out of the earth and developing a diversified civilization can avoid a single In order to avoid the destruction of civilizations and the earth, such as asteroids and the sun, we must survive in multiple places to avoid the destruction of civilizations and the earth. In the cosmic drama, we are not the protagonists. |
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