Neste artigo tratamos das observações no Brasil relacionadas ao eclipse total do Sol de 29 de maio de 1919, com ênfase na menos conhecida expedição organizada pela Instituição Carnegie, liderada no Brasil pelo americano Daniel Maynard Wise. Exibimos uma seleção de fotografias inéditas obtidas por Wise durante esta sua estada no Brasil.

We report on the observations in Brazil related to the total solar eclipse of May 29th, 1919, giving emphasis to the less known expedition organized by the Carnegie Institution, leaded in Brazil by the American Daniel Maynard Wise. We exhibit a selection of unpublished photographies obtained by Wise during his stay in Brazil.

Resumo Neste artigo tratamos do processo de instalação, composição inicial de equipamentos e capacitação de pessoal do Laboratório de Física da Universidade Federal do Pará, com ênfase nos experimentos recebidos da Alemanha, na década de 1970.

Abstract We report on the process of installation, initial equipment composition and staff training of the Physics Laboratory of the Federal University of Pará, with emphasis on the experiments received from Germany, in the 1970 decade.

Abstract The Astronomy Nucleus of the Federal University of Pará is a science center located in the Brazilian Amazonia, dedicated to spread knowledge on Astronomy to the general public. Over the last ten years, this science center has promoted several activities, including astronomical observations, demonstrations with industrially manufactured and low cost material equipment, seminars, workshops, among others. We describe and discuss the role of the Astronomy Nucleus and other science centers dedicated to Astronomy communication and popularization in the Brazilian Amazonia.

Neste artigo tratamos da introdução da teoria da relatividade de Einstein na Amazônia brasileira, o que ocorreu por ocasião da passagem dos cientistas britânicos Andrew C. D. Crommelin e Charles R. Davidson por Belém do Pará, antes e depois das medidas por eles realizadas em Sobral, no Ceará, durante o eclipse total do Sol de 29 de maio de 1919.

We report the introduction of Einstein's theory of relativity in the Brazilian Amazonia, that happened during the passage by the city of Belém, in the state of Pará, of the British scientists Andrew C. D. Crommelin and Charles R. Davidson, prior and after the measurements performed by them in the city of Sobral, in the state of Ceará, during the total solar eclipse of May 29, 1919.

Neste artigo tratamos da participação de Sir William Thomson na instalação do cabo telegráfico submarino entre Pernambuco e o Pará realizada pela Western and Brazilian Telegraph Company nos meses de agosto e setembro de 1873.

In this paper we report the participation of Sir William Thomson in the installation of the submarine telegraph cable between Pernambuco and Pará by the Western and Brazilian Telegraph Company in August and September of 1873.