Black Holes and Gravitational Waves

A hole in Kabbalah is called “rah” (evil). The reason for that is, as content is lost due to a leakage through the hole, forces of evil get their nourishment from leakage of light. Kabbalah views the world as divided into two domains – a domain of holiness (“sitrah d’kedushah”) and a domain of evil, so-called "the other side" (sitrah acharah). A hole is viewed as a portal from the domain of holiness into the other side – the domain of evil. This is why, for example, we are commanded to attach mezuzot to the doors of our houses. Doors viewed as portals of evil, through which good energy of the house can leak into the outside – the domain of evil. The mezuzah containing the affirmation of the oneness of God, plugs these [...]