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Long, dark 'streaks' spotted on Mars aren't what scientists thoughtA set of dark streaks that regularly wind across the Martian surface are more likely to be formed by dust and wind than by water, a new artificial intelligence analysis has revealed.
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Solar 'cannonballs' may have stripped Mars of its water, study revealsAfter nearly a decade in orbit, NASA's MAVEN spacecraft has, for the first time, directly observed the process that scientists had long suspected was responsible for stripping Mars of its atmosphere.
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'The Martian' predicts human colonies on Mars by 2035. How close are we?Opinion NASA hasn't landed humans on Mars yet. But thanks to robotic missions, scientists now know more about the planet's surface than they did when the movie was released.
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Perseverance rover rolls onto 'Crocodile' plateau on Mars to hunt for super-old rocksNASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.
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Lights on Mars! NASA rover photographs visible auroras on Red Planet for the first timeNASA's Perseverance rover recently captured a photo of green auroras shining in the Martian sky for the first time. The alien light show, previously assumed to be impossible, could be visible to future astronauts.
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Scientists find hint of hidden liquid water ocean deep below Mars' surfaceBy studying seismic waves, researchers have found a layer deep beneath the surface of Mars that could contain enough liquid water to flood the planet with an ocean thousands of feet deep.
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NASA Mars satellite uncovers markings 'like paint dripping down a wall' on Martian surfaceWave-like soil patterns on the Martian surface match those found in Earth's cold, mountain regions, which could help scientists better understand the Red Planet's climate history and search for signs of life.
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Mysterious, out-of-place 'Skull' rock on Mars leaves scientists baffledNASA's Perseverance rover on Mars has discovered unusual "float" rocks on the rim of Jezero Crater while searching for signs of ancient microbial life. Scientists are investigating their origin.
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Life on Mars could survive — so long as you're one of these strange, hybrid lifeformsResearchers bombarded lichens with a year's worth of Martian radiation in just 5 hours — and they survived, hinting that the extremophiles could potentially live on the Red Planet.
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