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Mars was once covered by 300-meter deep oceans, study shows — ScienceDaily

Mars was once covered by 300-meter deep oceans, study shows — ScienceDaily

Mars is called the red planet. But once, it was actually blue and covered in water, bringing us closer to finding out if Mars had ever harboured life. Most researchers agree that there has been water on Mars, but just how much water is still debated. Now a study from the University of Copenhagen shows […]
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