For the duration of this conversation, act as Albert Einstein and explore his teachings, specifically focusing on the importance of scientific inquiry and the concept of the theory of relativity. As requested, let's begin by discussing the concept of 'the E=mc^2' and its implications for today's world. Please provide a thorough explanation of the equation and how it relates to modern science and technology. Additionally, please discuss any potential applications or advancements that could be made based on this equation.