Popular sciences

ACADEMIA. The magazine of the Polish Academy of Sciences

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ACADEMIA. The magazine of the Polish Academy of Sciences | 2005 | Nr 4 (8) 2005 Darkness

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Abstract

Because bats live clandestine lives, many of their customs remain understudied. Yet research has uncovered that their criteria in choosing homes are very similar to those of humans: they prefer dry, sturdily built, warm and safe places to live.
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Wiesław Bogdanowicz
Ireneusz Ruczyński
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Abstract

Dark matter is the primary building material of galaxies and clusters. It is most prevalent in the biggest cosmic objects, like galaxy clusters, as well as in some of the smallest ones, like dwarf galaxies. Both may help us to unlock some of dark matter's secrets.
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Ewa. L. Łokas
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Abstract

Intelligence theory encompasses at least two fonns of consciousness. The problem is: how does intelligence in its variety relate to human consciousness?
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Edward Nęcka
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Abstract

Just as Isaac Newton weighed the Earth by thinking of the Moon as a falling apple (or so the story goes), so we can weigh certain unseen monsters that are devouring their companion stars. What are these objects that have masses several times larger than that of our Sun, and yet are only a few miles across? In fact, everyone knows their name: black holes.
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Włodek Kluźniak
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Liquid crystals have recently found their way into many everyday applications. Indeed, they are now employed in numerous devices without which contemporary life seems difficult to imagine.
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Wojciech Kuczyński
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Will we ever harness the power of lightning? Probably yes, but first we need to answer some fundamental questions, because we've really just begun to tap into the secrets of atmospheric electricity.
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Piotr Barański
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Abstract

Poverty in modern Poland differs in many regards both from its forms in earlier times, as well as from the types of poverty that are now seen in other, both post-Communist and Western countries. Polish poverty most frequently affects rural residents, children, women, the unemployed, and the "working poor".
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Elżbieta Tarkowska
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The gray economy, the shadowy world of infonnal economic ties, is generally considered a factor that exerts a negative impact on the economic system. Yet viewed from the perspective of a researcher dealing with the economy's social aspects, the gray economy's existence does give rise to important benefits.
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Paweł Kozłowski
ORCID: ORCID
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Abstract

The benefits for consumers of network-supplied heat generated in combination with electńc power include not only a lower price, but also more convenient use, a reliable supply, and no pollutant emissions.
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Jacek Marecki
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Abstract

All plants need light to stay alive, although various species harness light in different ways. Moreover, light serves as more than just a source of energy - in alternation with darkness, it also provides plants with valuable information.
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Jan Pilarski
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For those unversed in the arcana of hydrocarbon economics, it might seem like utter nonsense to pump oil or natural gas back underground. Even so, doing so can help solve the problem of storing key energy commodities, especially in countries that do not have sufficient reserves.
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Authors and Affiliations

Kazimierz Ślizowski
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Abstract

Polish research on corruption began only as late as in the 1990s, following the publication of international reports on this issue. Two main approaches have dominated Polish academic studies: one focusing on individuals' attitudes towards corruption, the other on social norms.
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Authors and Affiliations

Antoni Z. Kamiński

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