Question

What is brain and how they store big memory

Answer 1

brain is a part of human body it is a very complex thing it stores memory for a long time bz it has capacity to understand and to learn things

Answer 2

The human Brain is consist of one billion neurons . Yet neurons combined so that each one help with many memories at a time , exponentially increasing the brain's memory storage capacity to something closer to around 2.5 petabytes ( or a million gigabytes ).

Hope it help