http://news.bbc.co.uk/2/hi/science/nature/7829315.stm
Quote:
Large quantities of methane gas have been detected on Mars, Nasa scientists have announced in Science journal.
The gas could be produced either by geological activity or by life.
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Basically, they've extended previous observations of methane to pockets of methane. They have no idea though how it's produced.
However, grant time is in March, so always a good time to whet the politicians' appetites....