- Original release
- Previous episode S2012E16 - 1729 and Taxi Cabs
- Number S2012E17
- Original language English
- Genre Documentary
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External links
TheTVDB page
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Last update
20 mars 2026 - 07:20
on 11 databases
29 And Leap Years
Astronomer Dr Meghan Gray on leap years and Julian dates.
Meghan is making a "guest appearance" on Numberphile and is more familiar to viewers of our sister channels DeepSkyVideos and Sixty Symbols.
Next episode
S2012E18 - 163 And Ramanujan Constant
