Ebooks de ciencias, página 32 de 705

Quando uma deusa imortal ensina a um mortal a arte da caça, ela acaba descobrindo algo que nem os deuses do Olimpo previram: o amor. Em meio às florestas sagradas do Monte Olimpo, Ártemis, a deusa da

Conquer Anxiety in 50 Days: A Step-by-Step Guide to Inner Peace Are you tired of feeling overwhelmed by anxiety, stress, and constant worry? Do you long for mental clarity, emotional balance, and a sense of calm? The 50-Day Anxiety Conqueror s Manual is a powerful, practical guide designed to help you overcome anxiety step by stepone day at a time. What is the 50-Day Anxiety Conqueror s Manual? This manual offers a structured approach to managing and ultimately conquering anxiety through simple, actionable steps over 50 days. Each day provides an exercise, reflection, or technique that is easy to implement in your daily routine, helping you gradually retrain your mind to manage anxiety effectively. Key Features: Day-by-Day Guidance: Each day presents a unique, manageable activity that helps you build mental resilience, break free from worry, and reclaim your emotional well-being. Practical Techniques: Learn a variety of strategies such as breathing exercises, mindfulness practices, cognitive reframing, and positive self-talk to reduce anxiety levels. Progressive Learning: The manual is designed to guide you from simple exercises to more advanced techniques, making it easy to integrate the methods into your life and see real progress day after day. Holistic Approach: The program combines mental, emotional, and physical practices to help you tackle anxiety from every angle, fostering overall health and well-being. Why It Works: Builds Lasting Habits: Each days exercise is short and easy to incorporate into your routine, but together, they build habits that will last far beyond the 50-day mark. Addresses the Root Causes of Anxiety: By offering both immediate relief techniques and deeper insights into the psychology behind anxiety, this manual helps you get to the root of your stress, empowering you to manage and eventually eliminate it. Progressive, Positive Change: With consistent practice, the manual helps you shift your mindset and emotional responses, guiding you toward a life with more peace, less worry, and greater control over your thoughts and reactions. What You ll Achieve: A More Calm and Centered Mind: Through daily practices, you will learn to regulate your thoughts and emotions, fostering a deeper sense of inner calm. Increased Self-Confidence: As you experience positive shifts in your anxiety levels, you will build greater confidence in your ability to manage stress and anxiety. Stronger Coping Mechanisms: Youll gain practical tools to deal with everyday stress and anxiety, equipping you with the ability to face lifes challenges with resilience and balance. Is This Manual Right for You? If you struggle with anxiety, stress, or constant worrying, this manual is perfect for you. Whether you re looking for immediate relief or seeking long-term strategies to create a more peaceful life, the 50-Day Anxiety Conqueror s Manual offers the support, tools, and guidance you need to regain control over your mind and emotions. Start your journey to a calmer, more confident you today. Each day brings you closer to lasting peace of mindyour transformation starts now.

"Transfers at the Limit. A Quantum View of Art" breaks with the cliché of artificially sealed-off spaces and proposes a hybridization of verbal, pictorial, and volumetric language, through which Raúl Cerutti creates a counterpoint between word and image. This is not a matter of glossing or explaining the works, but of accompanying them so that this counterpoint becomes more fertile.A work of art does not require explanation, for it is sufficient unto itself and speaks on its ownand so does a text. Yet when both converge harmoniously, as in this book, they can accompany one another without superfluous elements that might obscure them. The author proposes a sensitive gaze in which the boundaries between art and science dissolve, allowing expressive modes, rich in lyricism, to converge and intensify within a single shared pulse.

Este volume reúne estudos que exploram, sob diferentes perspectivas, temas emergentes nas ciências exatas, naturais e áreas afins, revelando como tecnologias, saúde, ambiente e sociedade se conectam

On a wind-scoured glacier in Greenland, she drilled into ice older than human history and heard it crack like a warning. Back home in Britain, a TV pundit called her lifes work "alarmism." Between those two soundsthe fracture of ancient ice and the laughter of denialher world began to split.This memoir follows a British climate scientist from her first field seasons on melting glaciers to the frontlines of the culture war over climate reality. In remote camps and mountain observatories, she measured retreating ice, shifting snowlines, and warming oceans with a precision that left no doubt. Yet each new dataset was met by politicians delaying, journalists both-sidesing, and relatives who changed the subject at dinner. The more certain the science became, the more surreal the public conversation felt.Caught between empirical clarity and social denial, she slid into solastalgiathe homesickness for a world disappearing while you still live in it. She describes panic attacks in conference hotels, numbness in the face of catastrophic graphs, the guilt of frequent flying for research, and the quiet despair of publishing papers that change nothing. But she also documents the slow, messy, very human process of transforming that grief into agency.Refusing to retreat into the lab, she learns to speak beyond journals and peer review: facing hostile talk-show hosts, briefing skeptical MPs, marching with youth activists who quote her work, and helping create community groups that turn abstract data into local action. Along the way, she redefines what it means to be a scientist in a burning worldnot a neutral observer, but a witness with responsibilities.For readers wrestling with eco-anxiety, students considering climate careers, policymakers who rely on scientific advice, and anyone struggling to move from dread to doing, this memoir offers both unsparing honesty and a hard-won map from paralysis to purpose.

She was forty-two, with two children under ten and a career she loved, when the words "early-onset dementia" rewrote her entire future in a single appointment. The doctor called it "young onset." She called it a thief stealing her life before shed lived it.This is the raw, unflinching memoir of a woman who refused to let dementia define her by disappearing quietly. Through intimate diary entries and reflective narration, she documents the terrifying progression: forgetting her daughters name mid-sentence, getting lost on familiar streets, losing her job because she couldnt remember protocols shed mastered for years. The grief of watching herself vanish while still physically presentthe "long goodbye" accelerated into cruel daily losses.But this narrative refuses victimhood as endpoint. It chronicles her transformation from patient to advocate, from silent sufferer to public voice. She exposes how healthcare systems are designed for elderly patients, leaving younger people with dementia medically homeless and socially isolated. She confronts the stigma that assumes dementia means immediate incompetence, fighting for her right to parent, to work, to love, to mattereven as her memory dissolves.Through her childrens eyes, she witnesses the particular cruelty of early-onset: her seven-year-old learning to remind Mummy where she left her keys, her ten-year-old developing a hypervigilance no child should carry. Yet she also discovers unexpected gifts: learning to live entirely in the present, finding joy in moments she cant remember tomorrow, building a community of "dementia warriors" who refuse invisibility.

Every shift, I decide who lives and who dies. Every night, I wonder if the NHS will survive long enough to save the next person.This is the unflinching memoir of a trauma surgeon working in one of Britains busiest emergency departments. For twenty years, this doctor has operated on gunshot victims, stabbing survivors, and car crash casualtiesbut increasingly, the greatest threat isnt the injuries themselves. Its a healthcare system stretched beyond breaking point.From the operating theatre to the ward, readers witness the raw reality of modern trauma medicine: the 14-year-old gang member wholl never walk again, the domestic violence survivor with injuries that tell stories she cannot speak, the soldier returned from deployment carrying invisible and visible scars. But woven through these cases is a darker narrativeone about NHS underfunding, staff burnout, and the moral weight of rationing care in a first-world country.This memoir challenges the public narrative that celebrates the NHS as a sacred institution. Instead, it asks: what happens when dedicated doctors and nurses are asked to do the impossible with impossibly few resources? How do you maintain compassion when the system itself is collapsing? And why do we celebrate medical heroism instead of fixing the system that demands it?Honest, haunting, and occasionally devastating, this account exposes the human cost of healthcare neglecttold by someone who sees the consequences on the operating table every single day.

She trained for years to help people process grief, anxiety, and loss. Nothing prepared her for the moment a seven-year-old drew pictures of tanks instead of dinosaurs, or when a soldier couldnt remember his own name because trauma had fractured it beyond recognition.This is the raw, unflinching memoir of a British/European psychologist who left the safety of her London practice to work with displaced persons, shell-shocked soldiers, and traumatized families in war-torn Ukraine. Through intimate case studies (with identifying details changed), she documents what psychological warfare actually looks like: the hypervigilance that never switches off, the dissociation that makes survival possible, the moral injuries that therapy alone cannot heal, and the particular devastation of witnessing children lose their childhoods to violence.But this memoir is not voyeuristic trauma tourism. Its an honest exploration of her own breaking points: the secondary trauma absorbed by therapists who absorb others horrors, the ethical minefield of working across cultural and linguistic barriers during active conflict, the question of whether individual therapy can address collective wounds, and the guilt of returning to safety while her patients remain in danger.Through visceral scenes in makeshift clinics, conversations with interpreters and fellow aid workers, and her own therapy sessions back home, the narrator exposes the psychological architecture of war: how trauma compounds across generations, how humans demonstrate staggering resilience even as they shatter, and what it means to offer presence when solutions are impossible. She interrogates the limits of Western psychological frameworks in non-Western contexts, questions whether her presence helps or exploits, and reckons with the privilege of choosing to witness war rather than being trapped in it.

She decoded neural pathways that others missed. Her research on synaptic plasticity should have catapulted her to prominence. Instead, she watched male colleagues with comparableor lesserfindings accelerate past her while she fought for lab funding, teaching load equity, and basic professional respect.This is the memoir of a female neuroscientist who navigated the corridors of Cambridge and Oxfordinstitutions renowned for genius yet deeply resistant to recognizing it in women. Through meticulous scientific work and determined resilience, she made breakthrough discoveries that advanced understanding of neurological disease. Yet she battled systematically: the department head who suggested her research was "less rigorous" than male counterparts, the grant committees that funded less innovative work from men, the assumption that shed prioritize family over career, the casual misogyny disguised as academic tradition.Beyond laboratory doors lies an intimate portrait of survival within elite academia: the emotional labor of constantly proving worth, the strategic silence required to avoid being labeled "difficult," the mentors who helped and the gatekeepers who didnt, and the crushing loneliness of being the only woman in senior leadership. But its also a testament to scientific integrityrefusing to compromise methodology, nurturing the next generation of female scientists, and finding allies within a system designed to exclude.This narrative exposes how gender discrimination operates at the highest intellectual echelonsnot through overt barriers but through systemic skepticism, unequal evaluation standards, and the persistent myth that excellence speaks for itself. For female scientists navigating male-dominated fields, academics questioning institutional bias, students seeking role models in STEM, and anyone invested in research integrity and equity, this memoir offers both cautionary tale and inspirational blueprint for change.

Los aceleradores de partículas son máquinas potentes y complejas que nos permiten generar, confinar y acelerar partículas cargadas. De esta forma, conseguimos densidades de energía enormes para acceder al mundo subatomico con una precision y resolucion sin precedentes, inalcanzables con otras tecnologias. Despues de casi un siglo de innovacion y desarrollo, los aceleradores de particulas continuan impulsando el descubrimiento cientifico, el bienestar humano y el crecimiento economico en campos tan diversos como la fisica nuclear y de particulas, la ciencia de los materiales, la biologia, la medicina, la industria, la seguridad y el medioambiente. Los aceleradores de particulas son herramientas indispensables en nuestro mundo moderno y muchas de las tecnologias que nos rodean serian inimaginables sin ellos. Este libro realiza un breve recorrido por la historia de los aceleradores de particulas, donde explica cuales son los principios fisicos y tecnologicos basicos detras del funcionamiento de estas maquinas y describe algunas de sus muchas aplicaciones. Ademas, se hace una exposicion de las principales lineas de investigacion y retos en el campo de la fisica y tecnologia de aceleradores de particulas.

En el siglo XXI, la educación superior enfrenta grandes retos: globalización, digitalización y competitividad exigen universidades innovadoras, capaces de formar no solo profesionales competentes, sino tambien personas resilientes y visionarias. En este marco surge Del Aula al Liderazgo: Coaching como estrategia innovadora para la excelencia universitaria, obra que responde a la pregunta: ¿como lograr que el docente trascienda la transmision de informacion y se convierta en coach, mentor y lider del aprendizaje? Las autoras presentan el Modelo de las 6 "E" (Examinar, Escuchar, Enfocar, Establecer, Ejecutar y Evaluar), una guia practica para integrar el coaching en la pedagogia universitaria. Este enfoque potencia el aprendizaje autonomo, la motivacion estudiantil y el liderazgo academico.El libro combina fundamentos de administracion, psicologia y pedagogia con evidencia empirica en universidades latinoamericanas, mostrando que el coaching es una herramienta estrategica y sostenible. Su aporte se refleja en tres niveles: en el estudiante, fortalece autoestima y compromiso; en el docente, amplia su rol como lider y acompañante; y en la institucion, genera cohesion, pertinencia social y ventaja competitiva.Mas que un modelo, esta obra ofrece una vision: la universidad como espacio de innovacion y liderazgo colectivo, donde la excelencia academica se une al desarrollo humano.

Un fascinante recorrido visual por la vida de los tiburones. No existen dos especies de tiburones con la misma historia de vida; sin embargo, estas magníficas criaturas tienen muchas cosas en común. Esta singular biografia reune un gran numero de especies que viven en diferentes habitats de todo el mundo. Examina la biologia, la ecologia y el comportamiento de los tiburones, asi como su papel cultural en la historia de la humanidad. Redactado por dos experimentados educadores, cientificos y conservacionistas de tiburones, combina atractivos perfiles de especies seleccionadas con cautivadoras ilustraciones para ofrecer una exploracion inigualable de la vida y fases vitales de los tiburones. Presenta una hermosa e instructiva coleccion de acuarelas de las especies, su anatomia y ambientes en los que viven; ademas, narra la biografia del tiburon utilizando las historias de vida de especies representativas, desde el nacimiento y los primeros años de vida familiar hasta la adolescencia y la edad adulta. Asimismo, analiza tiburones de todo tipo, como el marrajo comun, la pintarroja, el tiburon trozo, la mielga, el tiburon blanco, el tigre, el peregrino, el angel y el martillo.Un compendio que trata la historia evolutiva de los tiburones, sus caracteristicas distintivas, sus habitats, su reproduccion y su migracion, y ademas examina el papel de los tiburones en el arte, la musica, la literatura, la espiritualidad y la mitologia. Una referencia esencial para los amantes de los tiburones.

Este Atlas do Problema Mineral Brasileiro é uma publicação do Comitê Nacional em Defesa dos Territórios Frente à Mineração, no âmbito do Observatório dos Conflitos da Mineração no Brasil. A publicaçã

O presente volume se propõe a debater tudo sobre o mundo dos aeródinos, como curiosidades, tecnologia, dicas de curso de pilotagem, enfim, espero que apreciem...

A previsão de demanda por armazenagem de grãos no estado do Rio Grande do Sul através de métodos quantitativos de previsão de demanda com o objetivo de verificar até quando os financiamentos bancário

O urbanismo e a sustentabilidade são conceitos totalmente abstratos quando desenvolvidos pela forma social de produção capitalista, a solução para as problemáticas da urbanística se converte em um se

Brief yet profoundly practical, The Enchiridion distills the teachings of the Stoic philosopher Epictetus into clear guidance for daily life. Focused on self-mastery, acceptance, and moral clarity, the book teaches readers to distinguish between what they can control and what they cannot. Revered for its simplicity and strength, this work has guided thinkers and leaders for centuries. A timeless manual for cultivating inner calm and resilience.

Intellectual, precise, and historically significant, The System of the World presents Isaac Newtons explanation of the physical universe and its governing laws. Written to clarify the principles behind his groundbreaking scientific discoveries, the book offers insight into motion, gravity, and cosmic order. Revered as a cornerstone of scientific thought, it reveals the reasoning that shaped modern physics and astronomy. An essential work for readers interested in the history of science and the foundations of human understanding.

¿Amputación? No, doctor. ¿No hay otra alternativa?La pérdida de una extremidad es mucho más que una amputación; es una profunda transformación emocional. Perder una pierna no es solo una herida física, es una herida del alma. Esta obra es una ventana abierta que permite visualizar esas complejas reacciones emocionales que sobrevienen cuando a un ser humano se le advierte que perdera una parte tan visible e importante de su cuerpo para su movilidad, como lo es una pierna. Es en ese momento cuando surge la inevitable pregunta: ¿Amputacion? No, doctor. ¿No hay otra alternativa?Despues de interactuar con un buen numero de seres humanos, a quienes el destino los condujo a la mutilacion de una de sus extremidades inferiores, el Dr. Alvaro Murcia nos presenta un libro que se adentra mas alla de dolor fisico; profundiza en el dolor interior, en la tristeza, angustia, ansiedad, depresion y frustracion que tuvieron que experimentar sus pacientes ante una serie de patologias o traumatismos que la vida les proporciono y que los condujo a esa oprobiosa intervencion. Este texto tambien aborda, con profundidad, las historias de los familiares y los equipos medicos.Escrito con magistral delicadeza y con una narrativa que no nos deja soltar cada historia, este libro es luz y esperanza. Porque en medio de esa oscuridad algo se enciende: la voluntad y el deseo de volver a caminar, de recuperar la dignidad y de entender que esa perdida no define la vida. Tarde o temprano, los pacientes descubren la manera de transformar ese reves en fuerza positiva, hasta conseguir una adaptacion psicologica y emocional que les permite continuar con sus objetivos de vida o conseguir unos nuevos. Estas son historias de superacion, resiliencias fisicas, emocionales y psicosociales.

UNA OBRA QUE NOS SUMERGE EN LOS SECRETOS DEL UNIVERSO.El universo sigue fascinándonos. Hoy en día se acepta comúnmente que surgió hace unos 13.800 millones de años a partir de un evento colosal, el Big Bang. Con unas dimensiones extremadamente pequeñas y de una densidad y una temperatura extraordinariamente elevadas, el universo inicio una expansion que aun perdura. Hoy en dia, sus misterios no dejan de plantearnos interrogantes. ¿Que son los agujeros negros? ¿Y la materia y la energia oscuras que ocupan nada menos que el 95% del contenido total del cosmos sin que podamos observarlas? ¿Sera posible lograr una teoria del todo que permita explicar todos los fenomenos de la naturaleza? Son muchos los enigmas y los retos por resolver. Esta obra nos invita a poner al dia nuestro conocimiento del universo y a entender mejor las razones por las que sigue asombrandonos.Una vision general de las estructuras mas enigmaticas del universo desde su inicio hasta el momento presente.Las investigaciones acerca de los interrogantes que plantea el estudio del cosmos prometen abrir nuevos horizontes a nuestra comprension del universo.Una obra tan rigurosa como accesible para el gran publico, escrita por especialistas en las diversas materias.