Was is put there on purpose?
Answers to Earth Science Questions
Geology, palaeontology, archaeology, atmospheric science, climate, climate change and meteorology...
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14 November 2017
12 July 2016
Did cavemen have names? And when did people start using them?
19 April 2016
19 April 2016
26 January 2016
Unless you are an identical twin it's unlikely you've found anyone else who looks just like you. But, why do...
12 January 2016
12 January 2016