For a 'boring billion' years Earth had19-hour days

Introduction of an additional ozone layer could have absorbed more sunlight than water vapour, triggering phenomenon known as Earth's lesser-known solar tides

from The News International - World https://ift.tt/Rwop3X0 Introduction of an additional ozone layer could have absorbed more sunlight than water vapour, triggering phenomenon known as Earth's lesser-known solar tides https://ift.tt/fzxPkUw