Dr Tom Crawford’s videos of teaching equations in his underwear have helped him attract more than 200,000 subscribers ...

Rachel Riley replaced by 'brilliant mathematician' on Countdown - Riley is taking a short break from the Channel 4 show ...

Today we start the 25-day countdown for the biggest event in the Club’s history - the 25 year Anniversary Dinner. Each day we will reflect on the seasons the Swans have been in the harbour city. We ...

Viral mathematician Dr Tom Crawford, a fellow at Oxford University, will cover for Rachel Riley on Channel 4's Countdown.