Is beyond man's reach and sight beneath the electromagnetic spectrum of light and energy even measurement. Only God can bridge it into physical and does not unless creating afresh yet has an affect on small wave particles like electrons in transit through it per double slit experiment. Is truly invisible near substance, would be something like half way to a quark if they actually existed which they don’t.
Is an either like proto matter just above a state of nothing uniformly distributed with one being a physical manifestation and zero being nothing exists, is in a state closer to nothing from which all things were formed only by Him, who is the Life and the Way the Living consciousness, God.