Crossed paths por Neide Oliveira
The past dangers of receiving blood por Felipe Floresti
Did diseases kill the Neanderthals? por Maria Guimarães
Extinct rivers of the Northeast por Carlos Fioravanti
Biomechanics used to infer how titanosaurs moved por Enrico Di Gregorio
Orchids emerged in the Northern Hemisphere 83 million years ago por Gilberto Stam
