Unverified50% confidenceFactExact time
A false vacuum is a quantum field state with extremely high energy density that has not yet decayed to its lowest energy state; it has negative pressure and produces a repulsive gravitational effect.
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50%
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Long-term
Relevance
10/11/2026
First Seen
Sources
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Related Claims
UnverifiedIn a vacuum environment, objects can gain or lose energy almost exclusively through thermal radiation.72% similarUnverifiedThe Casimir effect has been verified in the laboratory, where the suppression of vacuum quantum fluctuations between two extremely close metal plates results in an energy density between the plates lower than that of the surrounding vacuum.65% similar
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