At this website, visitors can monitor geomagnetic activity and find out when the aurora borealis may be visible from the UK. Lancaster University offers background information on the characteristics and causes of an aurora, plots of both same day and previous day activities, and magnetometer data. Students and educators can learn how to make their own pop-bottle and compass aurora detectors. Individuals can sign up to receive alerts of opportunities to see the aurora. Everyone can treasure the truly amazing collection of northern lights images.