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Mars Reconnaissance Orbiter releasing one of its last rainbow-colored maps

A multicoloured 5.6-gigapixel map of Mars is about to provide scientists with a new perspective on the planet. The map, which covers 86 percent of Mars' surface, reveals the distribution of dozens of key minerals. Scientists can better understand Mars' watery past and prioritise...

A long history of flowing water recorded in clay-bearing sediments on Mars

According to a new paper by Planetary Science Institute Senior Scientist Catherine Weitz, a region on Mars may have been repeatedly habitable until relatively late in Martian history. The Margaritifer Terra region, where deposits of clay-bearing sediments have been identified, contains some of the most...

Chinese rover finds evidence that water was present on Mars more recently than thought

A team of researchers at the Chinese Academy of Sciences has found evidence that water was present on Mars more recently than has been thought. The paper was published in the journal Science Advances. Scientists describe their analysis of data from China's Zhurong rover and...

Bleached coral reefs still supply nutritious seafood

Lancaster University researchers found out coral reef ecosystems support diverse small-scale fisheries. The fish they catch are rich in micronutrients which is vital to the health of millions of people in the tropics. But bleaching kill coral and transform the composition of reef ecosystems. Reef...