Rnz: Elemental
Caesium - the time-keeper
- Author: Vários
- Narrator: Vários
- Publisher: Podcast
- Duration: 0:11:23
- More information
Informações:
Synopsis
A second, the basic unit of time, is defined by caesium, which is also useful for dating things. Find out more about caesium's role as a timekeeper, in ep 16 of Elemental with Allan Blackman from AUT.
