What is Vastu Shastra?

Vastu Shastra- an inquisitive science of architecture encapsulates the forces which act upon a given space through flow of positive energy. Vastu refers to 'abode' or mansion and Shastra or Vidya means science or knowledge, so Vastu Vidya is the sacred holistic science pertaining to designing and building of houses. The principles of vastu have been derived from Sthapathya Veda- one of the ancient sacred books in Hinduism.