At present, there is not 1 day 24 hours, but there are only 23 minutes 56 seconds, 4 hours seems calculated to take another 15 million years. The world will have 24 hours.
1 day 24 hours was not there, but there is only 23 hours, 56 minutes, 4 seconds count, then it took another 15 million years, the world will have 24 hours to