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De acordo com um estudo publicado na revista científica Nature Geoscience, há cerca de dois bilhões de anos, um dia durava apenas 19 horas na Terra, ou seja, cinco horas a menos do que a atual duração de 24 horas. Segundo os pesquisadores, o período durou por cerca de um bilhão de anos e ocorreu em um momento caótico do nosso planeta. De acordo com os autores da pesquisa, Ross Mitchel, da Academia Chinesa de Ciências, e Uwe Kirscher, da Curtin University , durante o período Proterozo
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5 Descobertas ARQUEOLÓGICAS recentes que podem mudar livros de história Cidades escondidas na Amazônia, novos geoglifos de Nazca, uma tumba real egípcia, DNA antigo e uma descoberta maia estão trazendo novas evidências sobre civilizações que julgávamos conhecer. #Arqueologia #DescobertasArqueológicas #MistériosHistóricos #HistóriaAntiga #CivilizaçõesAntigas FONTES: Science Proceedings of the National Academy of Sciences Universidade de Yamagata
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O livro Digital "AstronomEasy: Descobrindo a Astronomia" aborda o assunto astronômico de maneira fácil, simples e amplamente informativa. Ele entra em diversos áreas da Astronomia, desde a história, teorias, experiências, definições dos astros, composição das estrelas, buracos-negros e muito mais. Possui 164 páginas, muita imagem e ilustração para melhorar no aprendizado. Acesse: https://go.hotmart.com/P75403680V #astronomia #astronomy #geociências #geosciences
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