When carrying out academic research, it is usually important to ensure that the information you are using is up-to-date. This can sometimes be a problem when surfing the internet, as it's not always clear when a Web page was last revised.
The next time you have this problem, try clicking in the address bar, deleting the URL, and then type the following:
If you're lucky, a box will pop up with the date and time that the page you are looking at was last edited. Like most internet tips it's not completely guaranteed to work, but it's certainly worth bearing in mind if there's no other way of establishing this information.
More tips from the internet bag of tricks will follow the next time there's a slow news day... :)