Mother earth and Mother Nature always think about their child. This is not just a saying; rather it is a fact which every body needs to know. There are lots of elements present in this nature to enhance and improve the quality of life cycle of human being. Learning is a kind of process which continues though out the life time.

This processes decreases with increment of age. But there are some bacteria present in soil that can increase the power of learning and increase the memory power. We may intake those bacteria during breathing. Scientist observed the mycobacterium vaccae, a type of natural microorganism that's found in soil.

People swallow or breathe in the microorganism when they spend time in natural world. A study was conducted on rats. The microbes were killed and injected into the rat which rapidly elevated the level of serotonin and lessen the amount nervousness. Serotonin is a chemical that is connected with learning, knowledge and wisdom. The scientist gave a statement that the major consequences that appeared due to the application of microbes were faded away in three weeks.