Geobiology: Microbial Mats in Sandy Deposits from the by Nora Noffke

By Nora Noffke

A murmur is heard from the depths of time. existence and Earth are engaged in a conversation that has lasted for 4 billion years. occasionally it’s a whisper, occasionally a roar. One half occasionally will get the higher hand, dominates the dialogue and units the schedule. yet usually the 2 have a few form of mutual figuring out, and the murmur is going on. such a lot people don’t pay attention. Nora does. She listens, and he or she attempts to appreciate. Nora Noffke has targeted her clinical profession at the interplay among the dwelling and the non-living. this can be no suggest job in a tutorial global the place you're frequently both this or that, resembling both a biologist or a geologist. the quantity of things you have to snatch is so huge that it always feels larger to take a seat conveniently on one chair, instead of to threat falling among them. Geobiology isn't really for the faint of center. Nora’s concentration is on that all-important organic substance mucus, or EPS (ext- mobile polymeric substance). EPS is the oil within the equipment, the highway to commute for plenty of small animals and protists, the coat of armour for others, the mortar within the brick wall for but others. For microbes comparable to cyanobacteria it can be the realm they outfitted, the area they reside, consume, struggle, multiply, and die in.

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The Practical Astronomer’s Deep-sky Companion by Jess K. Gilmour

By Jess K. Gilmour

As an beginner astronomer with years of expertise, I surprise on the pleasure skilled by way of a newbie who effectively hunts down their first deep-space item in a telescope. it doesn't matter what age or ability point, "nailing" a formerly unobserved item in the course of the eye­ piece, either immediately defines their love of the pastime and offers a sense of clinical accomplishment regardless of how renowned to others the item will be. With the development in computer-guided telescopes and automated item middle­ ing, the novice astronomy pastime has skilled great and unparalleled progress. First timers are attending public staring at classes or summer season big name events with reasonably cheap computer-controlled telescopes, and are immediately rewarded with perspectives of celes­ tial items with unusual names and numbers. yet: what to examine? am i able to see it via my telescope? For the pro observer the matter is assorted: "I've noticeable that item 1000 instances, can anyone express me anything new?" Astrophotographers, amateur and pro, usually ask yourself approximately taking pictures new gadgets on movie or CCD, yet first spend hours poring via megastar charts familiarizing themselves with the celebrity box, deciding upon consultant famous person, and so on. The contents of this publication combines, in a transparent and concise demeanour, info that may help newbie, beginner, intermediate and complex beginner astronomy hobbyists. The items are all seen in medium-to-large-aperture telescopes and supply a big variety of gadgets to watch or picture. vii Contents advent. . . . . . . . . . . . . . . . . . . . . . . . . Xl . . . . . . . . . . . . . . . . Andromeda. · 1 Aquarius. .4 Aquila ... . · 7 Aries ..... . · nine Auriga .... . 12 Bootes .... .

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Margherita Sarrocchi's Letters to Galileo: Astronomy, by Meredith K. Ray

By Meredith K. Ray

This booklet examines a pivotal second within the background of technological know-how and women’s position in it. Meredith Ray bargains the 1st in-depth research and whole English translation of the interesting correspondence among Margherita Sarrocchi (1560-1617), a usual thinker and writer of the epic poem, Scanderbeide (1623), and famed astronomer, Galileo Galilei. Their correspondence, undertaken quickly after the e-book of Galileo’s Sidereus Nuncius, finds how Sarrocchi approached Galileo for his support revising her epic poem, delivering, in go back, her endorsement of his contemporary telescopic discoveries. located opposed to the colourful and infrequently contentious backdrop of early smooth highbrow and educational tradition, their letters illustrate, in miniature, that the medical Revolution was once, in truth, the made of an extended evolution with roots within the deep connections among literary and clinical exchanges.

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Einführung in Astronomie und Astrophysik by Arnold Hanslmeier

By Arnold Hanslmeier

Astronomie und Astrophysik sind älteste und modernste Wissenschaft in einem – sie vereinigen Beobachtungstradition und zugleich modernste Technik und Beobachtungsmethoden. Dieses Einführungslehrbuch erscheint bereits in der dritten Auflage und das sich Astrophysik sehr rasch weiterentwickelt wurden alle Kapiteln erweitert und ergänzt. Ein weiteres Kapitel, Astrobiologie, ein sehr aktuelles Forschungsgebiet, wurde hinzugefügt.

Das Buch ist für Physik- und Astronomiestudierende (Lehramt, Diplom) gedacht, aber auch für ernsthaft an Naturwissenschaften interessierte Personen mit entsprechendem mathematisch/physikalischem Basiswissen. Das Grundwissen über theoretische und praktische Methoden, Fakten über die faszinierenden Objekte wie supermassive Schwarze Löcher in Galaxienkernen, Simulation von Sternen am machine, aber auch klassische Astronomie wird kompakt vermittelt, und die Aufgaben mit Lösungen am Ende der Kapitel dienen als Selbstkontrolle bzw. Erweiterung.

1. Einleitung –Übersicht

2. Sphärische Astronomie

3. Geschichte der Astronomie

4. Himmelsmechanik

5. Astronomische Instrumente

6. Physik der Körper des Sonnensystems

7. Die Sonne

8. Zustandsgrößen der Sterne

9. Sternatmosphären

10. Sternaufbau

11. Sternentwicklung

12. Interstellare Materie

13. Galaxis

14. Extragalaktische Systeme

15. Kosmologie

16. Astrobiologie

17. Mathematische Methoden

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Jupiter and How to Observe It by John W. McAnally

By John W. McAnally

Jupiter is without doubt one of the so much superb gazing objectives for beginner astronomers. there are lots of books approximately looking at the planets, and several other approximately Jupiter itself, yet this is often the one booklet to house the large planet - its formation, constitution, and excellent physics - in addition to with the sensible features of commentary of the planet and its moons.

The proposal of the publication - and of the sequence - is to provide an updated designated actual and astrophysical description (part one); after which (part ) to think about how top to watch and picture the large planet.

Jupiter and the way to watch It is a mine of data for all degrees of beginner observers, from the start to the skilled, and should be attention-grabbing analyzing for all sensible beginner astronomers.

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Becoming Muslim: Western Women's Conversions to Islam by A. Mansson McGinty

By A. Mansson McGinty

Whereas Islam has turn into a debatable subject within the West, an increasing number of Westerners locate strong that means in Islam. changing into Muslim is an ethnographic examine according to in-depth interviews with Swedish and American ladies who've switched over to Islam. continuing from the women's life-stories, the writer explores the allure of Islam to a few Western ladies and the private which means assigned to the faith. whereas conversion is frequently perceived as entailing a dramatic switch in worldview, the women's studies aspect to an both very important continuity. particularly, the conversion is prompted by way of specific own rules and quests, and inside Islam the ladies can additional discover already salient techniques. The paintings appeals to scholars within the fields of anthropology, spiritual reports, psychology, and women's experiences, drawn to id, conversion, and gender.

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Variations on a Theme by Kepler by Victor W. Guillemin and Shlomo Sternberg

By Victor W. Guillemin and Shlomo Sternberg

This ebook relies at the Colloquium Lectures provided by way of Shlomo Sternberg in 1990. The authors delve into the mysterious position that teams, particularly Lie teams, play in revealing the legislation of nature through concentrating on the frequent instance of Kepler movement: the movement of a planet below the appeal of the sunlight in response to Kepler's legislation. Newton learned that Kepler's moment law--that equivalent parts are swept out in equivalent times--has to do with the truth that the strength is directed radially to the solar. Kepler's moment legislations is basically the statement of the conservation of angular momentum, reflecting the rotational symmetry of the approach concerning the starting place of the strength. In present day language, we might say that the gang $O(3)$ (the orthogonal staff in 3 dimensions) is answerable for Kepler's moment legislation. via the top of the 19th century, the inverse sq. legislation of charm was once visible to have $O(4)$ symmetry (where $O(4)$ acts on a component of the six-dimensional part house of the planet). Even higher teams have considering that been came upon to be fascinated with Kepler movement. In quantum mechanics, the instance of Kepler movement manifests itself because the hydrogen atom. Exploring this circle of rules, the 1st a part of the ebook was once written with the overall mathematical reader in brain. the rest of the booklet is geared toward experts. It starts with an illustration that the Kepler challenge and the hydrogen atom show $O(4)$ symmetry and that the shape of this symmetry determines the inverse sq. legislation in classical mechanics and the spectrum of the hydrogen atom in quantum mechanics. the distance of regularized elliptical motions of the Kepler challenge (also referred to as the Kepler manifold) performs a primary position during this publication. The final component of the publication reports a few of the cosmological versions during this related conformal type (and having various isometry teams) from the point of view of projective geometry. The computation of the hydrogen spectrum offers an indication of the main that enlarging the section area can simplify the equations of movement within the classical environment and relief within the quantization challenge within the quantum surroundings. The authors supply a quick precis of the homological quantization of constraints and an inventory of modern purposes to many fascinating finite-dimensional settings. The e-book closes with an overview of Kostant's idea, during which a unitary illustration is linked to the minimum nilpotent orbit of $SO(4,4)$ and within which electromagnetism and gravitation are unified in a Kaluza-Klein-type conception in six dimensions.

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Cosmic Perspectives in Space Physics by Sukumar Biswas (auth.)

By Sukumar Biswas (auth.)

In the early years of the 20th century, Victor Hess of Germany flew tools in balloons and so came across in 1912 that an extra-~errestial radiation of unknown foundation is incident in the world with a virtually consistent depth invariably. those penetrating non­ sun radiations that have been referred to as Cosmic Rays by way of Millikan, united states, opened the recent frontier of area physics and lots of top scientists have been drawn to it. on the finish of worldwide warfare II a couple of house autos, e.g. stratospheric balloons, rockets and satellites have been constructed. In 1950 and onwards, those cars enabled surprising advances in area physics and house astrophysics. New horizons have been opened within the explorations of cosmic rays, the earth's magnetosphere, the solar and the heliosphere, the moon and the planets. utilizing space-borne tools, intriguing discoveries have been made up of stars, and galaxies within the infra-red, extremely violet, x-ray and gamma-ray wavelengths. during this textual content publication those interesting new findings are provided intensive and on a degree appropriate for senior undergraduate and graduate scholars, study scientists and scientists of different disciplines. even supposing there are a number of very good books and monographs on varied features, each one of these care for particular parts. during this textual content e-book the findings of area physics and astrophysics are awarded in an built-in demeanour with right introductions to the basic facets, and those are supplemented by means of suitable floor dependent observations.

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The International Atlas of Mars Exploration: Volume 2, 2004 by Philip J. Stooke

By Philip J. Stooke

Starting with the touchdown of the Spirit and chance rovers in 2004 and concluding with the tip of the interest undertaking in 2014, this moment quantity of The overseas Atlas of Mars Exploration maintains the tale of Mars exploration in remarkable element. it's a necessary reference resource on Mars and its moons, combining clinical and old info with distinctive and precise illustrations to supply a radical research of twenty-first-century Mars venture proposals, spacecraft operations, touchdown website choice and floor destinations. Combining a wealth of information, evidence and illustrations, such a lot created for this quantity, the atlas charts the background of recent Mars exploration in additional element than ever earlier than. just like the first quantity, the atlas is on the market to house lovers, however the bibliography and meticulous element make it a very invaluable source for tutorial researchers and scholars operating in planetary technological know-how and planetary mapping.

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Gender, Catholicism, and Morality in Brazil: Virtuous by M. Mayblin

By M. Mayblin

Throughout the ethnography of a Catholic group in Northeast Brazil, Maya Mayblin deals a shiny and provocative reconsider of gendered portrayals of Catholic existence. For the citizens of Santa Lucia, lifestyles is conceptualized as a chain of ethical tradeoffs among the sinful and efficient global opposed to an idealized kingdom of innocence, conceived with regards to neighborhood Catholic teachings. As marriage marks the start of a effective existence on the planet, it additionally marks a section during which ethical personhood comes so much actively—and poignantly—to the fore. This ebook deals lucid observations on how women and men as husbands and other halves, fathers and moms, negotiate this problem. in addition to making a major contribution to the ethnographic literature on morality, Christianity, and Latin the USA, the booklet deals a compelling replacement to acquired portrayals of gender polarity as symbolically all-encompassing, in the course of the Catholic international.

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