Geomagnetic pulsations and magnetosphere diagnostics by A. Guglielmi is a fascinating and in-depth study that can attract the attention of not only specialists in geophysics and astronomy, but also a wide range of readers interested in natural phenomena and their impact on our planet. In this book, the author shares his knowledge and experience, plunging the reader into the world of geomagnetic processes and their importance for understanding the Earth's magnetosphere. From the first pages of the book, the reader finds himself at the center of an exciting world of geomagnetic pulsations — fluctuations in the Earth’s magnetic field that can affect various aspects of our lives, including communication technology, navigation, and even human health. Guglielmi masterfully explains how these pulsations occur, what factors affect them, and how they can be used to diagnose the state of the magnetosphere. It not only provides scientific data, but also makes it accessible to understanding, making the book interesting for both students and professionals. Who can like this work? First of all, the book will be useful for students and graduate students studying physics, geophysics, astronomy and related disciplines . However, you should not limit yourself to this audience .. People who are interested in natural phenomena, as well as those who want to understand more deeply how our planet works, will also find a lot of interesting things in it. The book may be especially relevant for those working in the field of ecology, meteorology and even in the field of high technologies related to navigation and communication. The topics raised in the book cover a wide range of issues, including the interaction of the solar wind with the magnetosphere, the impact of geomagnetic storms on climate conditions and human health. Guglielmi raises important questions about how changes in the magnetosphere can affect our daily lives and what measures can be taken to minimize negative effects. This makes the book not only a scientific work, but also a practical guide to understanding the modern world. The author's style is clear and accessible, which allows the reader to easily assimilate complex concepts. Guglielmi uses many examples and illustrations, which makes the material more clear and understandable. His previous works, such as “The Magnetosphere: From Theory to Practice” and “Geophysical Methods of Earth Exploration”, also demonstrate his ability to explain complex scientific ideas in simple language. This quality makes his books especially valuable to a wide audience. In conclusion, "Geomagnetic pulsations and magnetosphere diagnostics" is not just a book about scientific facts, but also an exciting journey into the world of geomagnetic phenomena. It is able to arouse interest in science and deepen understanding of the processes occurring around us. If you want to know more about how the magnetosphere affects our lives and what mysteries it still holds, this book will be an excellent choice. Do not miss the opportunity to look beyond the usual and discover the amazing world of geomagnetic pulsations!