We know that entering a new room in your house impacts your thinking -- like a new "window" of thought opens. There is, in fact, a concrete reason why you will

We know that entering a new room in your house impacts your thinking -- like a new "window" of thought opens. There is, in fact, a concrete reason why you will forget what you were looking for as soon as you enter the room you intended to search for said object. It's interesting, as mentioned, how you can recall other things that happened in temporal or spatial proximity to another memory you're recalling. My mother has an uncanny ability to unwind a series of connected memories -- "I know that was in 1973 because that's when so-and-so got married, and we had traveled to such-and-such location that year, which is why I had the new suitcase that..." Fascinating research.