The uneasiness over the possible existence of other secret sites should always be there.
NICHOLAS SCHMIDLE: The possible existence of tunnels underneath the compound was apparently something seriously considered during the planning stages.
In 1765 a story about the possible existence of giants swept Britain and then the American colonies.
But the possible existence of extraterrestrial life is not exactly why he believes in government transparency, Mr. Podesta said.
But to actively woo the eye and tantalize the mind implies the possible existence of resistant viewers.
But the most intriguing theory of all is one that's more intrinsic: the possible existence of a 'longevity gene' that has helped centenarians like Tegas fend off disease.
In a few cases where no craters appeared to be involved, the outcrops hinted at "the possible existence of shallow seas," they added.
Neither Wilpon nor Phillips said they wanted to investigate the issue further, despite the possible existence of a videotape of Valentine's speech.
It is via this route that he appears to have gained an intuition that has become very influential in western philosophy, the possible existence of transcendent Forms.
The report, which raised renewed concern about the "possible existence of undeclared nuclear facilities and material in Iran," struck a darker tone than previous assessments.
And, like Aristotle, they explicitly rejected any possible existence of void within the cosmos.
