latest about Mars and the quest to find water on Mars and life

First scientists thought we might have water on Mars because of the illusion of the green canals. Then thought when the spacecrafts took pictures there was no much hope.
This continued with the Viking Landers.
Then were tantilizing clues to gully like rivers, possible water underneath in caves and possible evidence or minerals and layering with the two Mars Rovers.

now the latest about Mars and the quest to find water on Mars and life


WATER MAY BE SPURTING ON MARS
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Mars Global Surveyor photographs have revealed bright new deposits seen in
two gullies on Mars that suggest water carried sediment through them
sometime during the past seven years. Liquid water, as opposed to the
water ice and water vapor known to exist at Mars, is considered necessary
for life. The new findings heighten intrigue about the potential for
microbial life on Mars.



http://spaceflightnow.com/news/n0612/06mgs/