# Curiosity rover discovers rare sulphur stones on mars: Here’s what its hinting at the red planet's past? | Tech News (HT Tech) > NASA’s Curiosity rover uncovers rare sulphur-rich stones on Mars, offering fresh clues about the planet’s past climate, water history, and potential for microbial life. # Curiosity rover discovers rare sulphur stones on mars: Here’s what its hinting at the red planet's past? ## NASA’s Curiosity rover uncovers rare sulphur-rich stones on Mars, offering fresh clues about the planet’s past climate, water history, and potential for microbial life. Nov 21 2024, 17:07 IST ![Follow on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/follow-us-facebook.png) ![Follow on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/follow-us-facebook-hover.png) ![Share](https://images.hindustantimes.com/tech/static/revamp/images/png/Share.png) ![Share](https://images.hindustantimes.com/tech/static/revamp/images/png/Shareclicked.png) ![Share on WhatsApp](https://images.hindustantimes.com/tech/static/revamp/images/png/whatsapp.png) ![Share on WhatsApp](https://images.hindustantimes.com/tech/static/revamp/images/png/whatsapp-hover.png) ![Share on Twitter](https://images.hindustantimes.com/tech/static/revamp/images/png/twitter.png) ![Share on Twitter](https://images.hindustantimes.com/tech/static/revamp/images/png/twitter-hover.png) ![Share on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/facebook.png) ![Share on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/facebook-hover.png) ![Bookmark](https://images.hindustantimes.com/tech/static/revamp/images/png/Bookmark.png) ![Bookmarked](https://images.hindustantimes.com/tech/static/revamp/images/png/Bookmarked.png) ![Curiosity rover](https://images.hindustantimes.com/tech/img/2024/11/21/1600x900/Curiosity_rover_discovers_rare_sulphur_stones__1732188873451_1732188873724.jpg) ![icon](https://images.hindustantimes.com/tech/static/revamp/images/png/imageviewall.png) NASA’s Curiosity rover discovers rare sulphur stones on Mars which uncover new clues about the planet’s history. (NASA/JPL) ![Author Photo](https://images.hindustantimes.com/tech/static/revamp/images/png/HTTech-new-circle-logo.png) ### By HT TECH NASA’s Curiosity rover has once again revealed Mars' hidden stories by uncovering rare sulphur-rich stones during its exploration of Gediz Vallis. This finding provides new insights into the Red Planet's geological and environmental history, furthering our understanding of its transition from a wetter past to its current dry state. ## Gediz Vallis and Ancient Water Activity The rover’s journey through Gediz Vallis, situated on the slopes of Mount Sharp within Gale Crater, marks a crucial chapter in its mission. This region offers evidence of ancient water activity, with features shaped by rivers, debris flows, and avalanches. Curiosity captured a 360-degree panorama of the area, giving researchers valuable data about the processes that sculpted the Martian surface over billions of years. Also read: WhatsApp now lets you mention entire group chats in status updates, here’s how Also read click here. ## Rare Sulphur Stones Pose New Questions Among its discoveries, Curiosity found sulphur-rich stones containing yellow crystals beneath their white exteriors. These findings are intriguing because, on Earth, sulphur is often linked to volcanic activity or hot springs. However, Mount Sharp lacks these features, raising questions about the origins of these deposits. Scientists hypothesise that chemical reactions involving water and minerals could be responsible, but the exact process remains unclear. Also read: Google has kept a ‘lid’ on internal comms through concealment strategies amid antitrust fears, report says Curiosity’s project scientist, Ashwin Vasavada, highlighted the significance of this mystery, emphasising its potential to reveal clues about Mars’ ancient environments. The presence of sulphur might point to conditions that once supported microbial life, making these stones vital for understanding the planet’s habitability in the distant past. As the rover moves toward its next target, the boxwork formation, scientists aim to study mineral ridges that formed through water evaporation. These formations could shed light on Mars’ water history and offer further evidence of its ability to support life. Stretching across 20 kilometres, the boxwork region provides a snapshot of the planet’s evolving climate and geological processes. Also read: Zomato CEO Deepinder Goyal wants freshers to pay ₹20 lakh to work as ‘Chief of Staff’- Internet reacts Explorations like these are piecing together Mars' transformation from a potentially habitable world to the barren desert it is today. By studying formations such as Gediz Vallis and the boxwork, researchers hope to uncover more about the planet's water activity and its potential for life in its early history. 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