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<p>In recent years, cosmic rays have become the protagonists of a new scientific revolution. We are able today to film the Universe with telescopes of completely novel conception, recording information from many different messengers and accessing previously unknown cosmic regions.<br>Written by a recognized authority in physics, this book takes readers on a captivating journey through the world of cosmic rays, their role in the revolutionary field of multi-messenger astronomy, their production from powerful accelerators close to the surfaces of black holes and compact objects, reaching the highest levels of energy observed in nature, and the implications this has for our understanding of the Universe. Through the stories of pioneering scientists, explorations of cutting-edge technologies, and simple explanations related to particle physics, quantum mechanics, and astrophysics, the book provides an illuminating state-of-the-art introduction to the current state of high-energy astrophysics. The book was written in straightforward yet rigorous language, so as to be accessible to the greater public. For those curious about the cosmos and cosmic gamma rays, nuclei, neutrinos, and gravitational waves, from casual observers to professional astronomers and physicists, the book is a must-read, offering a thrilling adventure into the future of astronomy and particle physics.</p>

Tempting choicesDesperate to recapture the carefree feeling of a holiday ten years ago Avery Shaw is returning to Australia's Crescent Cove to see her friend Claudia. Only everything is different! Including the appearance surfer Jonah North. He's every kind of wrong, but she's leaving in two weeks-can she really turn down a tough, sexy Aussie man?*Luc Cavallo runs a multimillion-dollar business and can handle anything. Until the woman he once loved appears in his office, holding someone else's baby and asking Luc for protection. He won't reject her. He'll help. And then he'll finally have Hattie where he wants her-in his bed, wearing his ring...*A holiday in Bermuda was just what Ella needed, including a sizzling night with gorgeous barman Cooper Delaney. She won't see him again. But Cooper can't get Ella out of his head. A business trip to Europe is the perfect chance to see her. Only he finds Ella curvier, prettier...and keeping a secret he was so not expecting...!