This can now be found at our dynamically generated Events page. This also available as a Web Calendar, so you may be able to add it to the Calendar on your phone by clicking ‘Subscribe to Calendar’ on that page, and selecting the type of type of Calendar you use.
The nearest few events are also in the left hand menu.
If you have a computer or mobile phone which supports CALDAV access to remote calendars then the Oxford Phab programme is available at http://oxford-phab.paladyn.org:5232/phab/calendar.ics/
Instructions for several clients can be found at http://radicale.org/user_documentation/. Note that if your client asks you for a username and password you can use anything you like as this calendar allows anonymous read access.
The program is also available here
Some old programmes can be found from our History page.