Revolt against the weighing scale por Suzel Tunes
Mexicans recover Aztec documents por Redação
The first transatlantic telegraph cable in Brazil por Sarah Schmidt
Maria Cecília Minayo: A sociological look at health por Christina Queiroz
Physicist Hans Herrmann explains why dunes are such a fascinating and complex system por Marcos Pivetta
Carlos Augusto Monteiro: The normality of being overweight por Ricardo Zorzetto