Tag Archives: ALH84001

ALH84001′s carbonates record ancient climate

A new analysis of a Martian rock that meteorite hunters plucked from an Antarctic ice field 30 years ago this month reveals a record of the planet’s climate billions of years ago, back when water likely washed across its surface … Continue reading

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Mars has carbon — it’s just not biological

A highly detailed study of 11 meteorites that have come from Mars shows that although 10 of them contain the organic element carbon, the source of the carbon is not biological in origin. Instead, the carbon lies as molecules inside … Continue reading

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