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Appliance of science: Who do we cry?

This question comes in from a very curious girl called Kayla; she would like to know why we cry?

Appliance of science: Who do we cry?

Mon, 19 Mar, 2018 - 00:00

By Dr Naomi Lavelle

This question comes in from a very curious girl called Kayla; she would like to know why we cry?

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