Dark streaks on Mars may not come from water after all, scientists say - Space

  • Victoria Corless |
  • Technology |
  • Space.com |
  • 05-20-2025 |
  • 24

First identified in the 1970s by NASA's Viking mission, long, dark markings snake down Martian slopes, sometimes stretching across Mars' surface for hundreds of feet. Scientists have watched some of …

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