As Curiosity indicates, veins in rocks within the Yellowknife Crater on Mars, where concretions strongly suggest precipitation of minerals from water. Image credit: NASA.
As Curiosity indicates, veins in rocks within the Yellowknife Crater on Mars, where concretions strongly suggest precipitation of minerals from water. Image credit: NASA.

A NASA Mars Curiosity rover team member gives an update on developments and status of the planetary exploration mission.

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