Rocks

NASA astronaut Jessica Watkins

A NASA astronaut in space just published a science paper on Mars rocks

One of the latest Curiosity Mars mission papers happens to have a lead author in space right now. NASA astronaut Jessica Watkins managed to squeeze out a publication on the Curiosity rover mission, which is reaching its 10th anniversary on Mars Friday (Aug. 5), just before launching to the International Space Station. It was a …

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Ancient Rocks Hold Clues to How Earth Avoided a Mars-Like Fate

Ancient Rocks Hold Clues to How Earth Avoided a Mars-Like Fate

A depiction of Earth, first without an inner core; second, with an inner core beginning to grow, around 550 million years ago; third, with an outermost and innermost inner core, around 450 million years ago. University of Rochester researchers used paleomagnetism to determine these two key dates in the history of the inner core, which …

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