Did NASA find a mysterious doorway on Mars? No, but that's no reason to stop looking - Phys.org

For the past 10 years, NASA's Curiosity rover has been trundling around the surface of Mars, taking photos in its quest to understand the history and geology of the red planet and perhaps even find signs of life.

For the past 10 years, NASA's Curiosity rover has been trundling around the surface of Mars, taking photos in its quest to understand the history and geology of the red planet and perhaps even find s… [+4668 chars]

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