Molten Mars may have prevented life to evolve on its surface
Thaindian.com -
The findings are based on analysis of radioactive isotopes of rare elements in an ancient meteorite, known as nakhlite, after the place in Egypt where it ...
After more than 120,000 years trapped beneath a block of ice in Greenland, a tiny microbe has awoken. The long-lasting bacteria may hold clues to what life forms might exist on other planets.
The new bacteria species was found nearly 2 miles (3 km) beneath a Greenland glacier, where temperatures can dip well below freezing, pressure soars, and food and oxygen are scarce. ...(more) :
http://news.yahoo.com/s/livescience/20090615/sc_livescience/microbewakesupafter120000years