In the world of the Akashic Record, (of the Sky) which the Bible refers to as ‘The Book of Life,’ we are all connected. This connection involves the pineal gland located in the brain.
Since this is a scientific concept rather than a well known fact, many people go through life without ever having heard of the pineal gland, let alone any philosophical attachment.
Einstein theory posits everything in the universe is energy. Energy fluctuates at different frequencies depending on the level of energy involved. While we cannot see energy, we can express energy.
The Fifth Dimension is more of a romantic version referring to our connection between the mind, the pineal gland, and the Akashic Record. Similar to how Buddhism honors the pineal gland by the Dot on the middle of their forehead…
We know it exists and use it to tap into the paranormal. Similar to how we accept energy without actually seeing it, except through the effects and thus accept it because of the effects.