International issue | July 2011

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Cover

Like our parents: New study argues that the first Americans looked like Africans, which increases the controversy over man’s arrival in the Americas

Study shows that French and German researchers are not exempt from losing influence when they do not publish in English

Researchers interact with Nobel laureates and plan experiments in biology and physics

Corticoids activate inflammation mechanisms in certain areas of the brain

The endothelial cells store information in the state in which they were extracted from the donor

Accurate measurements deform the idea of the perfect sphere seen from space

Strategy allows evaluation of the magnetic interaction between nanoparticles

Transgenic mosquitoes are set free in Bahia to fight dengue fever

Energy alternative to produce electric power

How the seventh art depicts mental disorders

Brazilian researchers find philosopher’s stone recipe at the Royal Society