Tag Archives: carbon dioxide

Minerals and the search for life on Mars

Understanding if life could ever have existed on Mars is one of the most challenging scientific questions facing us in the 21st Century. We know that the Martian surface at present is an arid environment bombarded with ultraviolet radiation, so … Continue reading

Posted in Life | Tagged , , , , , , , | 8 Comments

Polar explosions: Carbon dioxide geysers on Mars

Images sent back from the surface of Mars can make the planet look like the hot dry deserts of Earth. However, in reality Mars is incredibly cold. The average surface temperature is 210 kelvin (-63 °C or -82 °F) and … Continue reading

Posted in Ice | Tagged , , , , | 4 Comments