Sara Lazar, a neuroscientist at Harvard Medical School, uses the MRI technology to look at very fine, detailed brain structures and see what is happening to the brain while a person is performing a certain task, including yoga and meditation.
Despite the best efforts and findings of modern neuroscience, the true functioning of our mind remains one of the greatest and most fascinating mysteries. This video provides a simple explanation of the neuroscience of mindfulness (and contemplative practices).