Everything in the Universe is vibrating. This is no theory, it is a fact. The entire Universe is nothing but vibrations. The good vibrations make us happy, the unwholesome vibrations cause misery. Vipassana will help you come out of effect of bad vibrations- the vibrations caused by a mind full of craving and aversion. When the mind is perfectly balanced, the vibrations become good. And these good or bad vibrations you generate start influencing the atmosphere all around you.
An aura is a luminous light derive from an energy field that surrounds and radiates upon a human being.It is believed people who have pure heart having unconditional love for everyone carry a pure white color aura around them. Aura Colors reflects the positive or negative energy or emotions that a person emits towards the others.