In 1861, Henry Dircks, a civil engineer, of London, published a work entitled "Perpetuum Mobile; or, Search for Self-Motive Power, During the Seventeenth, Eighteenth and Nineteenth Centuries." The book contains 599 pages, and was followed in 1870, by a second series by the same author entitled "Perpetuum Mobile, or a History of the Search for Self-Motive Power from the Thirteenth, to the Nineteenth Century." In these two books there is amassed a wonderful amount of material showing on the part of the author diligence, great patience and wide and thorough search.The author of these works was not enamoured of his subject, and his books clearly show that he was not writing them because of any interest he had in the subject of Perpetual Motion. On the contrary, they appear to have been written because of a deep detestation entertained by the author for the subject of Perpetual Motion, and a contemptuous pity for any one seriously interested in the subject. Mr. Dircks's works may be said to be the works of a scold. His sentiments were deep, and his impulses strong, which accounts for the vast amount of labor he did in the preparation of his books. Those books are now out of print, and it is believed by the author of this book that they may well remain so. They contain much material that no one would be justified in wading through. The most complicated mechanisms devised by enthusiastic dreamers are shown in the same detail with which the inventors described them in presenting them to the public, or to the patent offices. Little is to be gained by this. So complicated are many of the devices that only technically trained engineers could read them understandingly, and few technically trained engineers are now greatly interested in self-motive power devices. We believe that every useful or interesting purpose is served if enough devices are collected, classified and presented to show the various principles relied upon by the inventors; with an explanation of why they failed—i. e., wherein the principles relied upon are wrong, and while possibly not out of harmony with any mechanical principles then known, are entirely out of harmony with principles since discovered and now well known. In the preparation of this volume a vast amount of the information furnished by the two works of Mr. Dircks has been rearranged, reclassified, and used.Everyone who has to any extent, by environment, associated with the mass of people who are not technically educated, knows that the persons who are still interested in the subject of Perpetual Motion, and who still seek its attainment, are not technically trained engineers or mathematicians, but for the greater part untrained people of naturally strong mechanical sense, and of natural mechanical and mathematical adaptation.This book is written for the perusal of that large class of people. It is not designed as an argument either for or against the possibility of the attainment of Perpetual Motion. The author is content to classify and present—clearly, it is hoped—the leading endeavors that have been known in that field of effort, and to explain their failure. It is believed by the author that the perusal of the present volume by anyone whose mind has been attracted by the subject of Perpetual Motion will result in an enlightenment, and, it is also believed, will have a tendency to direct his mind from a struggle with theories long ago exploded, and may result in directing his efforts to things practical, and not without hope of attainment.This work is offered only to minds mechanically or mathematically inclined. It is not even hoped that it will interest people who prefer fiction to fact, nor people who read simply for idle entertainment. ABOUT AUTHOR: The author has no apology to offer for the production of this book. He has spent his life in environments that have brought him into constant contact with mechanics, artisans and laborers as well as professional men, engineers, chemists and technical experts of various types. He knows a great many men—young men, for the most part—are constantly working on the old, old problem of Perpetual Motion; that much money, and much time are being spent in search of a solution for that problem which all scientific and technical men tell us is impossible of solution.It is believed by the author that a classification and presentation of selected groups of the devices produced in the past by which it was by the inventor believed, self-motive power had been attained, will save much work in fields already thoroughly exploited.So far as the author knows no book on the subject has appeared since 1870. The various encyclopedias published contain articles on the subject, but they are necessarily brief, and not satisfying to young men who have become interested in the subject.

A Magyarország f?ldtana cím? k?nyv els?sorban az egyetemi szint? áttekint? f?ldtani oktatás számára készült tank?nyvként. Az elektronikus kiadás lehet?ségeit kihasználva a k?tet a legfrissebb ismereteket szintetizálja és ad hazánk f?ldtani felépítésér?l korszer? áttekintést, amelyet haszonnal forgathatják nemcsak egyetemi hallgatók, hanem a téma iránt érdekl?d? nem szakmabeliek egyaránt. A k?tet szerz?i, Budai Tamás és Konrád Gyula aktív és nagy tapasztalattal rendelkez? terepi geológusok, akik oktatási tapasztalatokkal egyaránt rendelkezve megfelel? arányban vegyítik a terepi tapasztalatokat az oktatás igényeivel.A megértést számos ábra teszi teljessé. (a Kiadó)

According to Wikipedia: "William Edward Burghardt Du Bois (February 23, 1868 – August 27, 1963) was an American civil rights activist, public intellectual, Pan-Africanist, professor of sociology, historian, writer, and editor. At the age of 95, in 1963, he became a naturalized citizen of Ghana. David Levering Lewis, a biographer, wrote, 'In the course of his long, turbulent career, W. E. B. Du Bois attempted virtually every possible solution to the problem of twentieth-century racism— scholarship, propaganda, integration, national self-determination, human rights, cultural and economic separatism, politics, international communism, expatriation, third world solidarity.'"

According to Wikipedia: "Sarah Margaret Fuller Ossoli (May 23, 1810 – July 19, 1850) was a journalist, critic and women's rights activist associated with the American transcendental movement. She was the first full-time female book reviewer in journalism. Her book Woman in the Nineteenth Century is considered the first major feminist work in the United States."

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One more point deserves notice. Butler often refers in “Life and Habit” to Darwin’s “Variations of Animals and Plants under Domestication.” When he does so it is always under the name “Plants and Animals.” More often still he refers to Darwin’s “Origin of Species by means Natural Selection,” terming it at one time “Origin of Species” and at another “Natural Selection,” sometimes, as on p. 278, using both names within a few lines of each other. Butler was as a rule scrupulously careful about quotations, and I can offer no explanation of this curious confusion of titles.? Since Samuel Butler published “Life and Habit” thirty-three [vii] years have elapsed—years fruitful in change and discovery, during which many of the mighty have been put down from their seat and many of the humble have been exalted. I do not know that Butler can truthfully be called humble, indeed, I think he had very few misgivings as to his ultimate triumph, but he has certainly been exalted with a rapidity that he himself can scarcely have foreseen. During his lifetime he was a literary pariah, the victim of an orga-nized conspiracy of silence. He is now, I think it may be said without exaggeration, universally accepted as one of the most remarkable English writers of the latter part of the nineteenth century. ??I will not weary my readers by quoting the numerous tributes paid by distinguished contemporary writers to Butler’s originality and force of mind, but I cannot refrain from illustrating the changed attitude of the sci-entific world to Butler and his theories by a reference to “Darwin and Modern Science,” the collection of essays published in 1909 by the University of Cambridge, in commemoration of the Darwin centenary. ??In that work Professor Bateson, while referring repeatedly to Butler’s biological works, speaks of him as “the most brilliant and by far the most interesting of Darwin’s opponents, whose works are at length emerging from oblivion.” ??R. A. STREATFEILD.?November, 1910.

Think about your job or career for a moment. Is your work pleasant, enjoyable, and inspiring? Does it provide you with opportunities to innovate and create using all of your natural talents and abilities? Does work energize you and bring you joy and happiness? Or, do you instead feel emotionally exhausted and cynical with a lack of any sense of personal accomplishment? If so, you are probably burned out. One thing is certain, you cannot live a life of happiness and passion driven purpose if you are burned out. Instead of finding deep satisfaction and happiness in your work it is probably something you have come to dread, like going back to work on Mondays. I should know. I became burned out once. I became burned out at my job as a family physician so I understand burnout. I know firsthand how personally and professionally devastating it can be and how costly it can become to organizations. I also learned what to do about it, how to FIX it! Learn how to transform from being burned out to ON FIRE and find new meaning in your career and life. Within the pages of this book, I will show you how.

It appears to me a most excellent thing for the physician to cultivate Prognosis; for by foreseeing and foretelling, in the presence of the sick, the present, the past, and the future, and explaining the omissions which patients have been guilty of, he will be the more readily believed to be acquainted with the circumstances of the sick; so that men will have confidence to intrust themselves to such a physician.

NIKOLA TESLA (1856 ~ 1943) was a Serbian American inventor, electrical engineer, mechanical engi-neer, physicist, and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply system. Tesla gained experience in telephony and electrical engineering before emigrating to the United States in 1884 to work for Thomas Edison in New York City. He soon struck out on his own with financial backers, setting up laboratories and companies to develop a range of electrical devices. His patented AC induction motor and transformer were licensed by George Westinghouse, who also hired Tesla for a short time as a consultant. His work in the formative years of electric power development was involved in a corporate alternating current/direct current "War of Currents" as well as various patent battles.The investors showed little interest in Tesla's ideas for new types of motors and electrical transmission equipment and also seemed to think it was better to develop an electrical utility than invent new systems. They eventually forced Tesla out leaving him penniless. He even lost control of the patents he had generated since he had assigned them to the company in lieu of stock. He had to work at various electrical repair jobs and even as a ditch digger for $2 per day. Tesla considered the winter of 1886/1887 as a time of "terrible headaches and bitter tears." During this time, he questioned the value of his education. Chapter 1 My Early Life: The progressive development of man is vitally dependent on invention. It is the most important product of his creative brain. Its ultimate purpose is the complete mastery of mind over the material world, the harnessing of the forces of nature to human needs. This is the difficult task of the inventor who is often misunderstood and unrewarded. But he finds ample compensation in the pleasing exercises of his powers and in the knowledge of being one of that exceptionally privileged class without whom the race would have long ago perished in the bitter struggle against pitiless elements.Speaking for myself, I have already had more than my full measure of this exquisite enjoyment, so much that for many years my life was little short of continuous rapture. I am credited with being one of the hardest workers and perhaps I am, if thought is the equivalent of labor, for I have devoted to it almost all of my waking hours. But if work is interpreted to be a definite performance in a specified time according to a rigid rule, then I may be the worst of idlers. Every effort under compulsion demands a sacrifice of life-energy. I never paid such a price. On the contrary, I have thrived on my thoughts.In attempting to give a connected and faithful account of my activities in this series of articles which will be presented with the assistance of the Editors of the Electrical Experimenter and are chiefly addressed to our young men readers, I must dwell, however reluctantly, on the impressions of my youth and the circumstances and events which have been instrumental in determining my career. Our first endeavors are purely instinctive, promptings of an imagination vivid and undisciplined. As we grow older reason asserts itself and we become more and more sys-tematic and designing. But those early impulses, although not immediately productive, are of the greatest moment and may shape our very destinies. Indeed, I feel now that had I understood and cultivated instead of suppressing them, I would have added substantial value to my bequest to the world. But not until I had attained manhood did I realize that I was an inventor..

Majoritatea deceselor cauzate de cancer ar putea fi evitate ?Marele c?l?u“ al secolului XXI, cancerul este ?n mod gre?it perceput ca o calamitate ce love?te la ?nt?mplare, o nenorocire ?mpotriva c?reia suntem neputincio?i. Cartea arat? c? exist? o leg?tur? ?ntre tabagism, surplusul de greutate, sedentarism, alimenta?ie, expunerea la razele ultraviolete, lipsa de somn ?i cancer, precum ?i c? majoritatea deceselor cauzate de aceast? boal? ar putea fi evitate prin modific?ri simple ale stilului de via??. Cele 10 reguli pentru reducerea riscurilor, izvor?te din analiza mai multor decenii de cercet?ri ?tiin?ifice, reprezint? o arm? puternic? ?mpotriva cancerului ?i le ofer? pentru prima dat? celor care au supravie?uit bolii un instrument concret de prevenire a recidivelor, ?n scopul cre?terii speran?ei de via??. ? excesul de zah?r ?i gr?simi din produsele alimentare industriale ar putea induce o dependen?? similar? celei asociate consumului de droguri ? dou? ore ?i jum?tate de activitate fizic? de intensitate moderat?, s?pt?m?nal, reduc riscul de mortalitate al bolnavilor de cancer ? cei care consum? trei por?ii de legume crucifere pe s?pt?m?n? prezint? un risc de recidiv? redus la jum?tate

Lambrecht Kálmán k?nyve ma is lebilincsel? stílusban és tudományt?rténeti korrektséggel mutatja be ezen csodálatos tudomány kialakulását és fejl?dését, tárja elénk nagy alakjainak eredményeit. Mégsem száraz adatfelsorolás ez a k?nyv, hanem izgalmas utazás, ahol a tárgy ellenére az ember, a kutató, a gyarló tudós áll a k?zéppontban. Megismerjük vívódásait, harcát az anyaggal, tévedéseit és csatáit hasonló lelk? vetélytársaikkal. Az ?svilági élet tehát igencsak evilági szellemeken keresztül jutott el oda, hogy aJurassic park megszülethetett. K?vessük ezt a t?bb évszázados fejl?dést egy magával ragadó tollú ismeretterjeszt? vezetésében. Lehet, hogy néhány k?vetkeztetése ma már nem állja meg a helyét, ám ez mit sem von le abból az értékb?l, amit stílusa és tudományt?rténeti ?sszefoglalója ma is jelent. Izgalmas olvasmány egy ma igen népszer? tudomány kezdeteir?l.

Hugh de Payens returns to Palestine—His death—Robert de Craon made Master—The second Crusade—The Templars assume the Red Cross—Lands, manors, and churches granted them in England—Bernard de Tremelay made Master—He is slain by the Infidels—Bertrand de Blanquefort made Master—He is taken prisoner, and sent in chains to Aleppo—the Pope confers vast privileges upon the Templars; —The knights, priests, and serving brethren of the order—Their religious and military enthusiasm—Their war banner called Beauseant—Rise of the rival religio-military order of the Hospital of St. John—Contests between Saladin and the Templars—Imprisonment and death of the Grand Master—The new Master and the Patriarch go to England for succour—Consecration of the Temple church at London. “We heard the tecbir, so the Arabs call Their shout of onset, when with loud appeal They challenge heaven, as if commanding conquest.” Hugh de Payens, having now laid in Europe the foundations of the great monastic and military institution of the Temple, which was destined shortly to spread its ramifications to the remotest quarters of Christendom, returned to Palestine at the head of a valiant band of newly-elected Templars, drawn principally from England and France. On their arrival at Jerusalem they were received with great distinction by the king, the clergy, and the barons of the Latin kingdom. Hugh de Payens died, however, shortly after his return, and was succeeded (A. D. 1136) by the Lord Robert, surnamed the Burgundian, (son-in-law of Anselm, Archbishop of Canterbury,) who, after the death of his wife, had taken the vows and the habit of the Templars.[6] At this period the fierce religious and military enthusiasm of the Mussulmen had been again aroused by the warlike Zinghis, and his son Noureddin, two of the most famous chieftains of the age. The one was named Emod-ed-deen, “Pillar of religion;” and the other Nour-ed-deen, “Light of Religion,” vulgarly, Noureddin. The Templars were worsted by overpowering numbers. The latin kingdom of Jerusalem was shaken to its foundations, and the oriental clergy in trepidation and alarm sent urgent letters to the Pope for assistance. The Lord Robert, Master of the Temple, had at this period (A. D. 1146) been succeeded by Everard des Barres, Prior of France, who convened a general chapter of the order at Paris, which was attended by Pope Eugenius the Third, Louis the Seventh, king of France, and many prelates, princes, and nobles, from all parts of Christendom. The second crusade was there arranged, and the Templars, with the sanction of the Pope, assumed the blood-red cross, the symbol of martyrdom, as the distinguishing badge of the order, which was appointed to be worn on their habits and mantles on the left side of the breast over the heart, whence they came afterwards to be known by the name of the Red Friars and the Red Cross Knights. At this famous assembly various donations were made to the Templars, to enable them to provide more effectually for the defence of the Holy Land. Bernard Baliol, through love of God and for the good of his soul, granted them his estate of Wedelee, in Hertfordshire, which afterwards formed part of the preceptory of Temple Dynnesley. This grant is expressed to be made at the chapter held at Easter, in Paris, in the presence of the Pope, the king of France, several archbishops, and one hundred and thirty Knights Templars clad in white mantles. The long Latin and French extracts from the old chronicles have also been discarded from the notes, but the historical references have been preserved to enable the reader, if he thinks fit, to study the quaint and curious language of the originals. By these means, and by enlarging the size of the page, the work has been compressed into a smaller compass, and the price reduced nearly one half. It is hoped that these alterations will be found to be improvements.

The object of this work is to present to the student of medicine and the practitioner removed from the schools, a series of dissections demonstrative of the relative anatomy of the principal regions of the human body. Whatever title may most fittingly apply to a work with this intent, whether it had better be styled surgical or medical, regional, relative, descriptive, or topographical anatomy, will matter little, provided its more salient or prominent character be manifested in its own form and feature. The work, as I have designed it, will itself show that my intent has been to base the practical upon the anatomical, and to unite these wherever a mutual dependence was apparent.That department of anatomical research to which the name topographical strictly applies, as confining itself to the mere account of the form and relative location of the several organs comprising the animal body, is almost wholly isolated from the main questions of physiological and transcendental interest, and cannot, therefore, be supposed to speak in those comprehensive views which anatomy, taken in its widest signification as a science, necessarily includes. While the anatomist contents himself with describing the form and position of organs as they appear exposed, layer after layer, by his dissecting instruments, he does not pretend to soar any higher in the region of science than the humble level of other mechanical arts, which merely appreciate the fitting arrangement of things relative to one another, and combinative to the whole design of the form or machine of whatever species this may be, whether organic or inorganic. The descriptive anatomist of the human body aims at no higher walk in science than this, and hence his nomenclature is, as it is, a barbarous jargon of words, barren of all truthful signification, inconsonant with nature, and blindly irrespective of the cognitio certa ex principiis certis exorta. Still, however, this anatomy of form, although so much requiring purification of its nomenclature, in order to clothe it in the high reaching dignity of a science, does not disturb the medical or surgical practitioner, so far as their wants are concerned. Although it may, and actually does, trammel the votary who aspires to the higher generalizations and the development of a law of formation, yet, as this is not the object of the surgical anatomist, the nomenclature, such as it is, will answer conveniently enough the present purpose. The anatomy of the human form, contemplated in reference to that of all other species of animals to which it bears comparison, constitutes the study of the comparative anatomist, and, as such, establishes the science in its full intent. But the anatomy of the human figure, considered as a species, per se, is confessedly the humblest walk of the understanding in a subject which, as anatomy, is relationary, and branches far and wide through all the domain of an animal kingdom. While restricted to the study of the isolated human species, the cramped judgment wastes in such narrow confine; whereas, in the expansive gaze over all allying and allied species, the intellect bodies forth to its vision the full appointed form of natural majesty; and after having experienced the manifold analogies and differentials of the many, is thereby enabled, when it returns to the study of the one, to view this one of human type under manifold points of interest, to the appreciation of which the understanding never wakens otherwise. If it did not happen that the study of the human form (confined to itself) had some practical bearing, such study could not deserve the name of anatomical, while anatomical means comparative, and whilst comparison implies inductive reasoning. ? ABOUT AUTHOR: Joseph Maclise:FELLOW OF THE ROYAL COLLEGE OF SURGEONS I INSCRIBE THIS WORK TO THE GENTLEMENWITH WHOM AS A FELLOW-STUDENT I WAS ASSOCIATED AT THELondon University College: AND IN AN ESPECIAL MANNER, IN THEIR NAME AS WELL AS MY OWN,I AVAIL MYSELF OF THE OPPORTUNITY TO RECORD, ON THIS PAGE,ALBEIT IN CHARACTERS LESS IMPRESSIVE THAN THOSE WHICH AREWRITTEN ON THE LIVING TABLET OF MEMORY,THE DEBT OF GRATITUDE WHICH WE OWE TO THE LATE SAMUEL COOPER, F.R.S., AND ROBERT LISTON, F.R.S., TWO AMONG THE MANY DISTINGUISHED PROFESSORS OF THATINSTITUTION, WHOSE PUPILS WE HAVE BEEN,AND FROM WHOM WE INHERIT THAT BETTER POSSESSION THAN LIFEITSELF, AN ASPIRATION FOR THE LIGHT OF SCIENCE. JOSEPH MACLISE.

Pek ?ok diyet program? ve kitab? sizlere diyet listeleri vermekte bunlar? uygulaman?z? sizlerden istemektedir. Peki siz bu listeleri uygulayabiliyor musunuz? ?al??t???n?z yerde tabldot yemek servisi yapan g?revliye bu listeleri verebiliyor musunuz? D??ar?da büfede veya lokantada yemek yerken garsondan sizin günlük diyet listenizi size haz?rlamas?n? isteyebiliyor musunuz? Günlük hayatta uygulayamad???n?z bu listelerin size ne faydas? var? Biz size liste vermeyece?iz. Biz sizi diyet listelerine uymak zorunda b?rakmayaca??z, sizin günlük ya?amda ?evrenizde size sunulan yemekleri nas?l diyetinize uygun hale getirilebilece?ini g?stermek istiyoruz.Kitab?m?z? haz?rlarken hekimlik bilgilerimizi de sizlere sunmay? ama?lad?k. Kitab?n haz?rlanmas?nda bana yard?mc? olan sevgili e?im Uzm. Dr. Candan Engin’e ?ok te?ekkür ediyorum.Kitab?m?z? olabildi?ince k?sa tutmay? hedefledik. Uzun yaz?lan kitaplar okuyucuya s?k?c? gelebiliyor ve kitap ?zümsenme-yebiliyor. Amac?m?z sizi s?kmadan gerekli bilgileri verebilmektir.Keyifli okumalar dile?iyle, Uz. Dr. ?mer Engin Genel Cerrahi Uzman?

De unde vine universul? Ce a fost ?naintea lui? Ce ne va aduce viitorul? ?ntr-un story cosmologic care captiveaz? ?n aceea?i m?sur? ?n care l?mure?te, autorul explic? cele mai recente progrese revolu?ionare ale ?tiin?ei, ce r?stoarn? din temelii probleme filosofice esen?iale. Observa?iile experimentale uluitoare ?i noile teorii fascinante sunt descrise ?ntr-o manier? accesibil? ?i sugereaz? nu doar c? din nimic poate s? ia na?tere ceva, dar ?i c? ?ntotdeauna din nimic va lua na?tere ceva. Un fascinant antidot la g?ndirea filosofic? ?i religioas? perimat?, Universul din nimic este o contribu?ie provocatoare la controversa privind existen?a lui Dumnezeu ?i a tuturor lucrurilor care ne ?nconjoar?. ?Uita?i-l pe Iisus“, argumenteaz? Krauss, ?stelele au murit pentru ca voi s? v? pute?i na?te“. ?Suntem martorii unei revolu?ii cosmologice la fel de important? precum revolu?ia copernican?. Avem acum la dispozi?ie acest ghid substan?ial ?i captivant, o lucrare memorabil?.“ – Ian McEwan

Renun?a?i la p?ine, nu mai m?nca?i cereale, abandona?i glutenul! Mesajul este c?t se poate de simplu – fugi de gluten ?i nu numai c? te vei sim?i mai bine, dar ?i vei face o favoare creierului. Aceast? teorie extrem de controversat?, care demonteaz? toate ipotezele nutri?ionale moderne, propulseaz? cartea lui Perlmutter pe primul loc ?n topul bestsellerurilor New York Time, ajuns? la al nou?lea tiraj ?i publicat? ?n 15 ??ri. Renumitul neurolog David Perlmutter dezv?luie un adev?r ?ngropat foarte mult timp ?n literatura de specialitate: carbohidra?ii distrug creierul. ?i nu numai carbohidra?ii nes?n?to?i, dar chiar ?i cei s?n?to?i, precum cerealele integrale care pot provoca demen??, ADHD, anxietate, migrene, depresie ?i multe altele. Dr. Perlmutter explic? mecanismele care au loc la nivelul creierului atunci c?nd acesta are de a face cu ingredientele comune din p?inea cea de toate zilele ?i din bolul cu fructe, de ce gr?simea ?i colesterolul sunt benefice pentru creier ?i cum pot stimula acestea regenerarea celular? la orice v?rst?. Oferind o privire ?n profunzime asupra felului ?n care putem prelua controlul ?genelor noastre inteligente“ prin alegeri specifice alimentare ?i de stil de via??, autorul demonstreaz? cum se pot fi ?nfr?nge cele mai de temut maladii ale noastre f?r? medicamente. ?n sus?inerea teoriilor expuse ?n prima parte a c?r?ii, dr. Perlmutter a definitivat un plan revolu?ionar de 4 s?pt?m?ni prin care ne ?nva?? cum s? reprogram?m destinul nostru genetic pentru ob?inerea performan?elor ?n ceea ce prive?te starea de s?n?tate. Concluzia este ?ncurajatoare – nu depinde dec?t de noi s? r?m?nem ?n deplin?tatea facult??ilor mintale p?n? la sf?r?itul vie?ii.

The publication of Darwin’s The Origin of Species in 1859 marked a dramatic turning point in scientific thought. The volume had taken Darwin more than twenty years to publish, in part because he envisioned the storm of controversy it was certain to unleash. Indeed, selling out its first edition on its first day, The Origin of Species revolutionized science, philosophy, and theology. Darwin’s reasoned, documented arguments carefully advance his theory of natural selection and his assertion that species were not created all at once by a divine hand but started with a few simple forms that mutated and adapted over time. Whether commenting on his own poor health, discussing his experiments to test instinct in bees, or relating a conversation about a South American burrowing rodent, Darwin’s monumental achievement is surprisingly personal and delightfully readable. Its profound ideas remain controversial even today, making it the most influential book in the natural sciences ever written—an important work not just to its time but to the history of humankind.

ntr-un trafic incontrolabil, a intra pe contrasens nu e un lucru de mirare. Ce te faci ns dac exist riscul s dai nas n nas cu… favorita preedintelui Cine pltete asigurarea“Liviu Brtescu nu se teme de sanciuni. Nu folosete cuvinte dantelate, nu ridic pe nimeni n slvi. El doar se strduiete s conduc atent…