How Accurate is Our Time System? Understanding Atomic Clocks
Explore the precision of our time system governed by atomic clocks and leap seconds for global accuracy.
What is the Difference Between UTC and GMT?
Learn how UTC differs from GMT, including precision and usage in scientific contexts.
Why Are There Not Exactly 24 Hours in a Day? Exploring Earth's Rotation
Discover why a day isn't always 24 hours due to Earth's rotation differences and adjustments like leap seconds.
Understanding Time Differences Between Countries: A Simple Explanation
Learn why time differences exist between countries and how Earth's rotation affects time zones.