Timezone as per dictionary meaning is - 'Any of the 24 regions of the globe (loosely divided by longitude) throughout which the same standard time is used.' Different countries follow different time ...

In fact, the clock genes of plants, animals, fungi and bacteria might have recorded several independent evolutionary attempts to measure time.

We will spring forward on March 9 at 2 a.m. in most areas of the U.S. You should set any manual clocks ... Time Act of 1918, USA Today reported. “Federal oversight of time zones began ...