time zone difference

The rare flight with the HAL446 number moving from Auckland, New Zealand to Honolulu, Hawaii, and the United States took off in 2018 but until the landing time is recorded as 2017.

'Jet lag' is the term for the post-flight fatigue due to the time zone difference at the destination.

A flight took off in 2017 from Shanghai, China and landed in San Francisco, USA in 2016.

You wonder about time? Why are there so many different time zones in the world? Let's find out!

If the world uses the same time zone, countries will receive a lot of benefits, but in return there will be areas where there must be sunrise without sunshine.

Our bodies are torn into two halves, depending on the battle between the biological clock and the social clock. And that's why you're sleepy.

Korea has recently invented a type of biological watch glass, which will be expected to become essential when visitors go out or work abroad.