Tagged: Universe

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If We Receive a Message From Aliens, Should We Delete It Without Reading?

About half a century ago, Cornell astronomer Frank Drake conducted Project Ozma, the first systematic SETI survey at the National Radio Astronomy Observatory in Green Bank, West Virginia. From that time onwards, multiple surveys have been conducted on the presence of these “technosignatures”. Technosignatures are what these astronomers call the...

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What is the Big Bang?

Everyone who ever attended a science class knows that the universe originated with the Big Bang. It is the leading and the simplest explanation of how the universe began. At it’s simplest, it says that the universe started with a small singularity, that inflated over the next 13.8 billion years...