GEMTRE

What is a crystal? A crystal or a crystalline solid is a solid material whose atoms and molecules are formed in an ordered structure or a...

Amitabh Bachchan (Hindi: अमिताभ बच्चन, pronounced [əmɪˈtaːbʱ ˈbətːʃən], born Amitabh Harivansh Bachchan on 11 October 1942), is an Indian...