Significant Amounts of Water Found in Mars’ Valles Marineris, Hidden in the Ground

Humans have long suspected our neighboring planet, Mars, was not unlike Earth a long time ago, and it may have harbored both liquid water, and some kind of life. So far, however, we weren’t able to prove for a fact water in its liquid form or life still exist there. That might have changed this week, after the European Space Agency ( (continue reading...)