Ranmoor Parish Centre, 5 Ranmoor Park Road 7.45pm – 10.00pm

If you want to know how many presents Santa needs to deliver per millisecond then this is for you. Brilliant, hilarious, but grounded on solid physics, don't miss this truly fabulous talk by our good friend and supporter, Dr. Susan Cartwright. This will get you in the Christmas mood. Note: Last event of the year.

Members free. Non-members £3, under 18s and students (with NUS cards) £1.