What is the scientific consensus for achieving definitive proof of ancient Martian life?

Answer

Bringing the collected samples back to Earth

The analysis tools available on a rover are limited compared to laboratories on Earth; definitive proof will likely require returning the collected samples for complex, destructive testing.

What is the scientific consensus for achieving definitive proof of ancient Martian life?

#Videos

Signs of Life on Mars? NASA's Discovery, Explained | NOVA | PBS

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