What is the science of vedas?

The science contains in the vedas is the science of vedas. Ancient science is the science of veda. The ancient sanskrit word Veda means knowledge or science. Ancient science is the science of knowledge. The veda or knowledge is the source of all the sciences. The ancient eternal science is the source of all the sciences, this is why it is called as the science of the science. So the ancient science or veda is the foundation or base of all the sciences or knowledge, this is why it is also known as the science of self or brahm vidya. It is written in the upanishad, that science of self is the foundation of all the knowledge.