Niels Bohr was born and educated in Copenhagen ... They had six sons, one of whom, Aage, followed his father into physics -- and into the ranks of Nobel Prize-winners. Bohr returned to Denmark ...

Niels Bohr was a mentor and companion for two groups ... Bohr’s openness to experience was passed on to the children. Aage, one of Bohr’s sons, who also won a Nobel Prize, shared a thought ...