earth’s rotation

A Day on Earth Used to Only Be 19 Hours

A new study has revealed that for 1 billions years, a day on Earth lasted for about 19 hours.

2 years ago

Everyone loves a long weekend, this weekend will be officially one second longer than usual. An extra second, or "leap"…

12 years ago

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[/caption] The planet Earth has three motions: it rotates about its axis, which gives us day and night; it revolves…

13 years ago

[/caption] Since the dawn of time, human beings have relied on the cycles of the sun, the moon, and the…

14 years ago

[/caption] The Coriolis effect is one of those terms that you hear used from time to time, but it never…

14 years ago

For those people who have had the privilege of jet-setting or traveling the globe, its pretty obvious that the world…

17 years ago