Popular sciences

ACADEMIA. The magazine of the Polish Academy of Sciences

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ACADEMIA. The magazine of the Polish Academy of Sciences | 2007 | Nr 3 (15) 2007 Changes

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Abstract

The Sun, our closest star and source of life, has been under systematic study for only the past several hundred years. Research shows that it is not as stable as once thought, and also not always benign to mankind. Nowadays we keep close tabs on solar activity to try to predict what lies in store for the Earth and its inhabitants.
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Authors and Affiliations

Janusz Sylwester
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Abstract

Scientists no longer have to have the objects they study within arm's reach. Using the Internet and sophisticated equipment, researchers in Poland have - for the first time ever - remotely investigated the structure of protein crystals mounted at the synchrotron center in Grenoble, all without leaving their own lab in Poznań.
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Authors and Affiliations

Mariusz Jaskólski
Mirosław Gilski
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Abstract

In Poland, like in many European countries, the age structure of the population is changing: the number of individuals above 60 years old is rising while the number of children and youth is dropping. Our reaction to this process should aim not just to reform the system of social insurance and the labor market, but also to change people's behavior on the individual level.
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Irena E. Kotowska
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Abstract

While the destruction of molecules is commonly considered to be among the most important cellular processes, for a cell's integrity to be preserved, synthesis reactions must be balanced by precisely regulated degradation.
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Agnieszka Podlaska
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Abstract

The fear of radioactive contamination is one of the anxieties that are part and parcel of modern civilization. Mankind's biologically-coded way of reacting to such fears is twofold: "fight or flee" The natural reaction is to take immediate action.
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Jerzy W. Mietelski
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Abstract

lnterwar Poland was a multinational state inhabited by Poles, Ukrainians, Belarusians, Germans, and Jews. But Poland was also inhabited by people not reflected in any statistics, about which little is in fact known: the assimilated Jews.
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Anna Landau
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Abstract

As risk is an inevitable part of all human activity, we naturally seek to be able to better measure it, estimate it, and even reduce it.
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Łukasz Stettner
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Abstract

The magnitude of emigration from Poland seen since EU accession has rekindled discussion about the "brain-drain" and the exodus of highly qualified individuals.
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Anna Kicinger
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Abstract

For more than two centuries, scientists and technologists have been seeking better and cheaper methods of chemical synthesis using catalysts - molecules that can accelerate and boost the efficiency of certain chemical processes. But over millions of years of evolution, Nature itself has developed extremely specialized catalysts, called enzymes. Chemists are nowadays looking more and more to such extant bio-catalysts found in living organisms.
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Maciej Szaleniec
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Abstract

Modifying chemical compounds found in living cells is one of the methods for developing potential new medications. Boron atoms included into multimolecular complexes, for example, can be used as precision targeting mechanisms for destroying diseased cells.
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Agnieszka Olejniczak
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Abstract

The processes of soil compaction and erosion, while seemingly opposite in nature, in fact lead to similar consequences: significant soil impoverishment, lower ground water quality, and environmental pollution.
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Authors and Affiliations

Jerzy Lipiec
Jerzy Rejman
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Abstract

Prof. Bohdan Paczyński, one of the most distinguished contemporary Polish scientists, passed away on 19 April 2007.
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Authors and Affiliations

Kazimierz Stępień
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Abstract

The science festival concept originated in the US and Western Europe, but in Poland, due to great passion and goodwill shown by scientists, such festivals have grown into grand-scale events with unprecedented flair.
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Authors and Affiliations

Magdalena Fikus

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