Science
Moonquakes and marsquakes: How we peer inside other worlds – Horizon magazine
Eavesdropping on the shudders and groans echoing deep inside alien worlds like Mars and the moon is revealing what lies far beneath their surfaces and could teach us more about how our own planet formed.
On Earth, we can feel and see the often terrifying results of the tectonic plates shifting beneath our feet. As they grind together, they generate earthquakes that produce seismic waves that reverberate through layers of rock, magma and metal deep inside our planet.
Scientists can monitor these seismic waves using a variety of instruments that pick up even faint vibrations passing through the Earths crust and core. Studying how the behaviour of these waves changes as they pass through our plane…
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