Newspaper article St Louis Post-Dispatch (MO)

Nation Briefs

Newspaper article St Louis Post-Dispatch (MO)

Nation Briefs

Article excerpt

Mars rover finds complex chemicals

NASA's Mars rover Curiosity has found complex chemicals, including some evidence of organic compounds, one of the basic building blocks of life but nothing that definitively shows there is or ever was life on the Red Planet, scientists said Monday. The rover has detected water molecules, sulfur and chlorine-containing substances, NASA team members announced at the annual meeting of the American Geophysical Union in San Francisco. But the organic compounds may not have originated on Mars, and may instead be contamination from NASA's instruments.

New commander OK'd * The Senate has approved President Barack Obama's choice to be the top commander in Afghanistan. By voice vote, lawmakers cleared the way for Gen. …

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