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Posts Tagged "martian meteorites"

Life, Unbounded

Maybe Mars Seeded Earth’s Life, Maybe It Didn’t

mars clip

This week a major geochemistry conference heard an argument for life on Earth having originated on Mars, but does this hold up to scrutiny? The idea that a young Mars, some four billion years ago, was a far more hospitable and temperate place is not particularly controversial – although it is certainly not understood in [...]

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Life, Unbounded

The Hot Baths of Mars

Once upon a time on Mars... (Credit: USGS/R. Fournier)

To understand Mars we need to understand its on-again off-again tango with liquid water. It’s not just the search for past or present life on Mars that hinges on this, but the search for a complete chemical, geophysical, and climatological history of the red planet. Water is such a potent agent for topographical and mineralogical [...]

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