24-08-2017 18:28 via twitter.com

NEXT #Astrophysics Prof @DrRob_Thacker joins @_MarkSutcliffe for his weekly #science segment… twitter.com/i/web/status/9…

NEXT#Astrophysics Prof @DrRob_Thacker joins @_MarkSutcliffe for his weekly #science segment… twitter.com/i/web/status/9…
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