关于似曾相识（Déjà vu），格志上曾有些有趣的讨论。今天看到新科学家上一条新闻说：Déjà vu created in the lab

IF YOU think you have read this before, you have either picked up an old magazine or have just had a case of déjà vu. Up to 97 per cent of people have experienced that feeling of witnessing a recreation of something they have already seen, and now déjà vu itself has been recreated in the lab. The experiment could throw light not only on the possible causes of the phenomenon but also on the fundamental workings of human memory.

Two key processes are thought to occur when someone recognises a familiar object or scene. First, the brain searches through memory traces to see if the contents of that scene have been observed before. If they have, a separate part of the brain then identifies the scene or object as being familiar. In déjà vu this second process may occur by mistake, so that a feeling of familiarity is triggered …

可惜看不到全文。这段摘要的关键信息有：1、97% 的人有过似曾相识的感觉；2、似曾相识的感觉可能来源于大脑处理信息时发生的错误。

同时贴于格志。