The largest and most recognisable star in our sky is, of course, our own Sun. For obvious reasons, there is no point in searching for it at night and you should never look directly at the Sun, so if you want to find out more about it you need a tool that you can use during the day. Professor Tom Marsh from the Astronomy and Astrophysics Group explains how to make a sundial and what it can tell us about our Sun.

Reblogged from our series for Warwick Knowledge Centre