General · 10 March 2026
How a quiet mind triggers déjà vu

Ordinary people's sudden mental experiences, like feeling a familiar new situation or a word on the tip of their tongue, are natural functions. A study in Consciousness and Cognition indicates these emerge spontaneously when a person's attention is not fully occupied. Krystian Barzykowski and his team observed 96 university students for about an hour doing a simple task.
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