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February 28, 2005

Digging and Sniffing for Life on Mars

Mars is undergoing intensive, simultaneous scrutiny by the largest number of spacecraft ever to explore the red planet.

While orbiters conduct sensor sweeps of the martian landscape, the Spirit and Opportunity Mars rovers continue their extraordinary surface sojourns. The flood of scientific data continues to expose the truth about Mars.

But still to be nailed down: Was the planet once a home for life, perhaps even a hangout for biology today?

Ground-breaking investigations are just that. Some scientists see Mars underground as breathing room for a subsurface biosphere. If true, drilling down to come up with martian life may be in order.

Complete Article

Posted by thinkingmachine at February 28, 2005 05:54 PM

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