Greta Thunberg is a Swedish environmental activist who is known for challenging world leaders to take immediate action for climate change mitigation. In August...
Nos tempos difíceis da Revolução Industrial, Robert Owen (1771-1858) promoveu a ideia de que é possível ter-se lucro, proporcionando-se, ainda assim, boas condições de...
William Barak was an elder of the Wurundjeri people of southeastern Australia, whose portrait by Artur Loureiro hangs in the Museu Nacional de Soares...