But I believe they already knew this with Viking, but couldn't find life.
http://news.bbc.co.uk/1/hi/sci/tech/7477310.stm
Didn't they have a plan to bring back a kilogram of soil in the late 90's?
http://news.bbc.co.uk/1/hi/sci/tech/7477310.stm
Didn't they have a plan to bring back a kilogram of soil in the late 90's?