Mr. Dushyant Verma Southern Avenue, Dushyant Verma - The most intricate structure that is now understood to exist is the human brain. The number of neurons in the brain is one of the main elements that affect its ability to store memories. Dushyant Verma According to Shillong, the 86 billion neurons in the human brain may make millions of connections with one another. The brain's capacity to store and retrieve information is assumed to be a result of this extensive network of synapses and neurons.