Overall, the oceans of Earth become an ellipse, and you have the sphere of the rock that rotates inside of this ellipse. That gives you two high tides, which are the bulges on the left, and two low ...

For the first time in history, world timekeepers may have to consider subtracting a second from our clocks in a few years because the planet is rotating a tad faster. Wednesday’s study in a s… ...

For the first time in history, world timekeepers may have to consider subtracting a second from our clocks in a few years because the planet is rotating a tad faster. Wednesday’s study in a s… ...