NASA's Curiosity rover detects organic molecules on Mars, bolstering habitability case

For billions of years, the surface of Mars has held a secret written in molecules — and NASA's Curiosity rover has now begun to read it. In ancient Martian rock, scientists have detected more than twenty organic compounds, including nitrogen-bearing structures reminiscent of life's genetic alphabet and benzothiophene, a molecule that travels between worlds on the backs of meteorites. The discovery, published in Nature Communications, does not confirm that Mars once lived — but it confirms that Mars once could have, and that the chemical story of life may be older and more universal than Earth

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NASA's Curiosity rover detects organic molecules on Mars, bolstering habitability case

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