http://www.google.com/searchhistory/?hl=en^the above is a link to your search history
I know that sometimes i'll go and find something on google, and then not be able to remember what it is/find it ever again.
This is beyond useful for me, but quite creepy that google didn't tell me about it.
I just noticed this today, but, as I am quite dense, this may be old...thoughts?