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Why do people fall in love at first sight? The evolution of the ability to see and the process of falling in love are closely linked.
Our distant ancestors possessed a third eye, a trace of which remains within our brains today, playing a role in regulating our bodily rhythm.
For us who live in the three-dimensional world, it is difficult to imagine a four-dimensional world. However, mathematicians conducting research into space claim to be able to visualize four-dimensional space. What do we mean by the expression “research into space”?
