Youcef Guia Posts - TopicsExpress



          

Posts by Youcef Guia



Equinox on a Spinning Earth Image Credit: NASA, Meteosat, Robert
Equinox on a Spinning Earth Image Credit: NASA, Meteosat, Robert Simmon Explanation: When does the line between day and night become vertical? Tomor...
According to astronomers’ theories, 14 billion years ago, the
According to astronomers’ theories, 14 billion years ago, the universe we inhabit burst into existence in an extraordinary event that initiated the ...

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