HomeSci-TechFor a 'boring billion' years Earth had19-hour days For a 'boring billion' years Earth had19-hour days Shaheer Hassan June 15, 2023 Introduction of an additional ozone layer could have absorbed more sunlight than water vapour, triggering phenomenon known as Earth's lesser-known solar tides source https://www.thenews.com.pk/latest/1080805-a-19-hour-day-in-earths-history Newer Older