Issue # 157 _ March 2009
S&T Policy
Physics
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Atomic concertina
A project funded by FAPESP helps unveil the behavior of nanostructures
By Ricardo ZorzettoEvaluation
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No to hierarchy
Index to classify journals covering the humanities provokes a rebellion among editors
By Fabrício MarquesScience
Earth sciences
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Ancient Waters and their stories
Remains of rainwater in caves help describe the climate for the last thousands of years
By Carlos FioravantiBotany
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Another form of feeding itself
Bromeliads absorb nitrogen from the urine of tree amphibians
By Maria GuimarãesImmunology
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Expanded protection
Anti-HVP vaccine tests on men bring about debate on who should be vaccinated
By Marcos PivettaCardiology
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Unrestricted flow
Defined as chronic inflammation, there are new possibilities to treat atherosclerosis
By Carlos FioravantiTechnology
New Materials
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No attrition
Film prevents wear and tear of industrial parts and could send lubricating oils into retirement
By Marcos de OliveiraPharmacology
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Fading spots
Gel made from natural latex is the most recent anti-wrinkle promise
By Carlos FioravantiHumanities
Literature
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Lobato's property
Essays analyze each of the "Sítio do Picapau Amarelo" series of books for children
By Gonçalo Júnior