Learning about the Red Planet with captioned images from HiRISE, the most powerful camera ever sent to another planet, on board the Mars Reconnaissance Orbiter (MRO/NASA).

Uma viagem pelo sertão: 200 anos de Saint-Hilaire em Goiás, organizado por Lenora Barbo, tem como objetivo principal divulgar as visitas e pesquisas feitas por geógrafos,...

The Catholic brings to history (when I say history in these pages I mean the history of Christendom) self-knowledge. As a man in the confessional accuses himself of what he knows...