The existence of the additional devices could also indicate that the four bombers, who died in the first attacks, were not on suicide missions.

The existence of male prostitution on a large scale indicates that pederasty was not restricted to a single social class.

The existence of coal seams above and below the layer indicates that it may have once been a lake (lacustrine environment).

Furthermore, the existence of so many early copies indicates that the sitter was a man of fame.

The existence of 33 species of mammals indicates a maintained high diversity, despite the environmental problems affecting the ecosystem.

This is because existence does not add to the essence of a being, but merely indicates its occurrence in reality.

The existence of clouds of Hydrogen within the galaxy indicates ongoing star formation.

The existence of a spatial intersection may indicate simply that two objects are trying to occupy the same physical space.

The existence of the combat restrictions clearly indicates the basis for Congress' decision to exempt women from registration.

Its mere existence indicated how far aeronautics had advanced.