Tremor articles
What phenomenon dictates the fundamental length of an Earth day?
Why might scientists need to adjust atomic clocks by adding or removing a leap second?
What physical principle explains why melting glaciers affect the Earth's rotational speed?
How long does it take for the Earth's axis to complete one cycle of precession?
What is the term for the smaller, short-term vibration superimposed on the long-term precession of the Earth's axis?
What causes the seasons on Earth?
What causes the immediate, dramatic ground shaking associated with Earth shifting?
The movement of the lithosphere, broken into tectonic plates, occurs atop which semi-fluid layer?
What is the primary mechanism driving the movement of tectonic plates?