Genetically, men have a predisposition to having a boy or a girl. If men have many sisters, they will have girls more often and vice versa. (9/15)

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Written by danny

Can you believe that the human lungs have the same surface area as a tennis court? (8/15)

According to researchers from Oxford University, Archerfish can recognize people’s faces. Their accuracy is more than 80%. (10/15)