Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...
For decades, scientists have imagined Martian life as something that might look faintly familiar, perhaps microbes not so ...
Mars has fascinated scientists for decades, particularly its intriguing gullies etched into the sandy dunes of theRed Planet. These long, narrow features initially suggested the presence of liquid ...