Boston: Twitterati, take note! Just a handful of your tweets over the course of a single day may be enough to disclose the location of your home and workplace even to a relatively low-tech snooper, scientists have found. Twitter's location-reporting service is off by default, but many Twitter users choose to activate it.

The study by researchers at Massachusetts Institute of Technology in the US and Oxford University in the UK may help raise awareness about just how much privacy people may be giving up when they use social media.