BLUF
Research suggests that if you are visiting a new place and it resembles one that you have already visited—the resemblance is enough to trigger a feeling of Déjà vuSummary
Anne Cleary writing in Science Alert makes the following points:
- Déjà vu means "already seen" in French.
- It refers to that weird feeling you have already had the same experience.
- The most common Déjà vu trigger is a scene, place, or conversation.
- Some types of brain seizures can also generate feelings of Déjà vu—however, this needs more research.
References
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References from the Web:
- OCT 2022 What's the Science Behind Deja Vu? Scientists Might Be Closer to Answering This Mysterious Phenomenon-the Science Times
- OCT 2022 Scientists are closer to understanding the mystery of déjà vu thanks to new virtual reality research-PsyPost