From the very first moments of the universe to the birth of the first star, our solar system, and our planet: a physicist traces the known and the unknown. Since the beginning of the twentieth century, the horizon of our knowledge about the universe has expanded to encompass the infinitesimally small—and the infinitely vast. In First Dawn, physicist Roberto Battiston takes readers on a journey through space and time, to the boundaries of our knowledge and beyond. From the violence of the Big Bang and the birth of the first star, hundreds of millions of years later, to the emergence of our solar system, the dawn of life on Earth, and the possibility of life on other planets, Battiston maps what we know about the universe and how we came to know it—cautioning us, however, that what we know is a minuscule fraction of what there is to know. Battiston outlines discoveries by some of the greatest theoretical physicists of the twentieth century, including Einstein, Bohr, Schrödinger, Heisenberg, Fermi, and Hubble; discusses the mysteries of dark energy and dark matter; and considers what it means for the universe to have emerged out of nothing. The ignition of the first star illuminated a universe that had been expanding, unobserved and unobservable, in the dark. Drawing on his own research, Battiston discusses the birth of the Sun, the formation of planets, the origins of life, interstellar migrations, extrasolar planets, black holes, gravitational waves, and much more. But, he warns, for some questions—the dimensions of the universe, for example, or the existence of other universes—we are destined to remain in the realm of speculation.
This book presents the progress in cosmic ray physics following the recent results obtained by balloon, satellite and underground experiments. The following topics are reviewed: Composition and propagation of cosmic rays, trapping of charged particles in the earth''s magnetic field, atmospheric neutrinos, and high energy photon measurements in space.
This book presents the progress in cosmic ray physics following the recent results obtained by balloon, satellite and underground experiments. The following topics are reviewed: Composition and propagation of cosmic rays, trapping of charged particles in the earth''s magnetic field, atmospheric neutrinos, and high energy photon measurements in space.
From the very first moments of the universe to the birth of the first star, our solar system, and our planet: a physicist traces the known and the unknown. Since the beginning of the twentieth century, the horizon of our knowledge about the universe has expanded to encompass the infinitesimally small—and the infinitely vast. In First Dawn, physicist Roberto Battiston takes readers on a journey through space and time, to the boundaries of our knowledge and beyond. From the violence of the Big Bang and the birth of the first star, hundreds of millions of years later, to the emergence of our solar system, the dawn of life on Earth, and the possibility of life on other planets, Battiston maps what we know about the universe and how we came to know it—cautioning us, however, that what we know is a minuscule fraction of what there is to know. Battiston outlines discoveries by some of the greatest theoretical physicists of the twentieth century, including Einstein, Bohr, Schrödinger, Heisenberg, Fermi, and Hubble; discusses the mysteries of dark energy and dark matter; and considers what it means for the universe to have emerged out of nothing. The ignition of the first star illuminated a universe that had been expanding, unobserved and unobservable, in the dark. Drawing on his own research, Battiston discusses the birth of the Sun, the formation of planets, the origins of life, interstellar migrations, extrasolar planets, black holes, gravitational waves, and much more. But, he warns, for some questions—the dimensions of the universe, for example, or the existence of other universes—we are destined to remain in the realm of speculation.
Orthoptera is one of the most important and interesting Orders of the Class Insecta. They include grasshoppers and crickets that have a fundamental role in many terrestrial ecosystems. In this complete and updated publication all the 382 taxa (species and subspecies) of Orthoptera nowadays known from Italy are treated; 162 of these are endemic! Unfortunately, as well as for other groups of organisms, also orthopterans have many species suffering from maximum degree of threat, according to the Red List of Threatened Species compiled by the International Union for Conservation of Nature (IUCN). Therefore, Grasshoppers & Crickets of Italy is very important also from a conservation point of view; it allows to recognize the endangered species for planning interventions to safeguard them. This new volume is an absolutely innovative tool in the field of nature handbooks. The authors have succeeded in realizing a text with a new and appealing graphic design, easy to consult, full of photos of morphological details useful to identify the species also by non-experts. Furthermore, very useful for the field work are the maps of the distribution areas, detailed at provincial level, for each species. This book will be useful not only for orthopterists, but also for young entomologists who will be able to measure their ability in identifying species, for agricultural technicians and for all nature and entomology lovers. Gli Ortotteri sono uno degli ordini più importanti e interessanti della grande classe degli insetti. Essi comprendono grilli e cavallette, che rivestono un ruolo fondamentale negli ecosistemi terrestri. In questa pubblicazione completa e aggiornata sono trattati tutti i 382 taxa (specie e sottospecie) di Ortotteri conosciuti oggi in Italia; di questi ben 162 risultano endemici, cioè esclusivi del nostro Paese! Purtroppo, come per altri gruppi di organismi, anche tra gli Ortotteri figurano specie al massimo grado di minaccia, secondo la lista rossa stilata dall’IUCN. Grasshoppers & Crickets of Italy è utile, quindi, anche dal punto di vista conservazionistico, per conoscere le specie in pericolo e attuare interventi in grado di garantirne la tutela. Questa nuova guida è uno strumento assolutamente innovativo nel campo dei manuali naturalistici di campagna. Si tratta di un volume con una veste grafica moderna e accattivante, di facile consultazione, ricchissimo di immagini di particolari morfologici utili all’identificazione delle specie anche da parte di non esperti. Utilissime, per il lavoro sul campo, anche le mappe degli areali di distribuzione, dettagliate a livello di singola provincia. Una guida utile, non solo agli ortotterologi, ma anche ai giovani entomologi che vorranno misurarsi con la loro capacità di identificare le specie, ai tecnici agricoli e a tutti gli amanti della natura e dell’entomologia.
This book presents a new System Dynamics model (the ERRE model), a novel stock and flow consistent global impact assessment model designed by the authors to address the financial risks emerging from the interaction between economic growth and environmental limits under the presence of shocks. Building on the World3-03 Limits to Growth model, the ERRE links the financial system with the energy, agriculture and climate systems through the real economy, by means of feedback loops, time lags and non-linear rationally bounded decision making. Prices and their interaction with growth, inflation and interest rates are assumed to be the main driver of economic failure while reaching planetary limits. The model allows for the stress-testing of fat tail extreme risk scenarios, such as climate shocks, energy transition, monetary policies and carbon taxes. Risks are addressed via scenario analyses, compared to real available data, and assessed in terms of the economic theory that lies behind. The book outlines the case for a government led system change within this decade, where the market alone cannot lead to sustainable prosperity. This book will be of great interest to scholars of climate change, behavioural, ecological and evolutionary economics, green finance, and sustainable development.
This book revises the strategic objectives of Information Warfare, interpreting them according to the modern canons of information age, focusing on the fabric of society, the economy, and critical Infrastructures. The authors build plausible detailed real-world scenarios for each entity, showing the related possible threats from the Information Warfare point of view. In addition, the authors dive into the description of the still open problems, especially when it comes to critical infrastructures, and the countermeasures that can be implemented, possibly inspiring further research in the domain. This book intends to provide a conceptual framework and a methodological guide, enriched with vivid and compelling use cases for the readers (e.g. technologists, academicians, military, government) interested in what Information Warfare really means, when its lenses are applied to current technology. Without sacrificing accuracy, rigor and, most importantly, the big picture of Information Warfare, this book dives into several relevant and up-to-date critical domains. The authors illustrate how finance (an always green target of Information Warfare) is intertwined with Social Media, and how an opponent could exploit these latter ones to reach its objectives. Also, how cryptocurrencies are going to reshape the economy, and the risks involved by this paradigm shift. Even more compelling is how the very fabric of society is going to be reshaped by technology, for instance how our democratic elections are exposed to risks that are even greater than what appears in the current public discussions. Not to mention how our Critical Infrastructure is becoming exposed to a series of novel threats, ranging from state-supported malware to drones. A detailed discussion of possible countermeasures and what the open issues are for each of the highlighted threats complete this book. This book targets a widespread audience that includes researchers and advanced level students studying and working in computer science with a focus on security. Military officers, government officials and professionals working in this field will also find this book useful as a reference.
SNAPSHOT - Nxt, unsurpassable blockchain solutions" is a collection of articles, which, after an introduction to the concept of blockchain technology, looks into the history of Nxt, the world's first user-, and business oriented PoS blockchain 2.0 platform. From its tumultuous launch in 2013, the pros and cons of its distribution model and the anonymous inventor, BCNext, who handed over the source code to the community and gave them the responsibility to enhance the tech and ecosystem, it takes the reader on a journey through ups and downs, features, use cases, business projects and bank/government adoption of the tech. The multi million dollar fintech and blockchain industry advances at a rapid pace these years, so why is Nxt, an underfunded open source project, still the most advanced? In 228 pages the book articles tell the story of how a group of mostly anonymous people, investors, cryptographers, economists, and not least software developers and businesses set out to change the world.
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