蜜芽传媒

Discover the secrets of modern time, including how a month is named after the moon and its orbit around Earth. (A month is a moon-th!) Similarly, day and night reflects the planet's rotation, whilst the year and seasons reflects the time Earth takes to orbit the sun.

Dr Louise Devoy, senior curator at Royal Museums Greenwich, explains to Elliott Webb how 24 hours in a day came from the Ancient Egyptians, whilst the Babylonians created 60 seconds in a minute, and 60 minutes per hour.

Find out why Greenwich is the centre of Earth's time, rooted in medieval maritime navigation, with clocks originating from medieval bell-ringing.