
The structure of Mars’ core may shed some light on the Red Planet’s mysteries
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Mars may have a solid inner core inside its liquid outer core, according to a new study of the planet’s seismic activity. This may help solve many conundrums about the geology of Mars, but not everyone is convinced.
“It’s great if it’s true,” he says Simon Stahler at ETH Zurich in Switzerland, who was not involved in the research. “The seismological evidence is pretty thin.”
A few years ago,…