News FocusPlanetary Science

Layers Within Layers Hint at a Wobbly Martian Climate

Science  16 May 2008:
Vol. 320, Issue 5878, pp. 867
DOI: 10.1126/science.320.5878.867

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Summary

Scientists scrutinizing layered rocks on Mars report online this week in Science that the layers formed in sync with changes in the planet's orbit.