This episode features Michael Conterio interviewing Dr Hugh Hunt from inside the clock tower at Trinity College Cambridge. We talk about the mechanism that runs the clock, how it attempts to compensate for temperature and pressure changes, and how it is monitored and compared to time from the atomic clocks in the GPS system. Deborah Durbin also explains about the science behind high-performance swimwear, as seen in the Olympic Games.

Further information on the clock including a regularly updated feed from the monitoring system can be found at and the twitter feed pertaining to the clock is at

Dr Hugh Hunt’s homepage can be found at and features his other scientific outreach appearances and lectures. He can also be found on twitter at

Categories: Sci CamVideos


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