2018 Why is earth's rotation slowing down? 10 August
2018 Matthew Funke, Solar System Ambassador for Jet Propulsion Laboratory
10 August
https://www.quora.com/Why-is-earths-rotation-slowing-down
2018 Matthew Funke, Solar System Ambassador for Jet Propulsion Laboratory
10 August
https://www.quora.com/Why-is-earths-rotation-slowing-down