Mucosal epithelia do not have any receptors on the outer membrane for the absorption of viruses like hepatitis C, herpes, the adenovirus or polio, and are thus well-protected against pathogenic germs. However, certain viruses, ...
Cell & Microbiology
Jul 21, 2011
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Today, the body of an ordinary family car consists of 193 different types of steel. The steel for each part of the car has been carefully selected and optimised. It is important, for example, that all parts are as light as ...
Nanomaterials
Jul 21, 2011
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A study by the University of the Basque Country (UPV/EHU) shows that people who use cosmetics buy these products primarily for emotional reasons. The study was carried out on facial creams (hydrating and nutritive ones, coloured ...
Social Sciences
Jul 21, 2011
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(PhysOrg.com) -- GE's technology research group has announced the development of an optical disc writer capable of writing 500 GB of data onto a disc the same physical size as a DVD, at roughly the same speed as Blue Ray ...
(PhysOrg.com) -- Researchers have fabricated a fluidic antenna that can change its shape, and therefore the frequency at which it resonates, in response to pressure in a controlled and predictable manner. Shape-changing antennas ...
(PhysOrg.com) -- A teaspoon of seawater contains thousands of naturally occurring bacteria. Scientists previously believed that less than half of these ocean microbes are actively taking up organic compounds, while the remainder ...
Cell & Microbiology
Jul 21, 2011
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The prevailing view of Calvin as a rigid, authoritarian figure should possibly be adjusted, says Dutch researcher Ernst van den Hemel. Although Calvin in his magnum opus Institutes formulates theses in a strict and decisive ...
Other
Jul 21, 2011
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Attempts to measure the success of the Rugby World Cup in dollar terms could be missing the point, according to a Massey University economics lecturer.
Economics & Business
Jul 21, 2011
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Science teachers and science enthusiasts alike can see the writing on the wall.
Social Sciences
Jul 21, 2011
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(PhysOrg.com) -- Relationships between cooperation, competition, and society have long been pondered by psychologists, sociologists, anthropologists, economists, philosophers, and mathematicians. While (as might be expected) ...
