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Ancient Water

All articles tagged with #ancient water

ESA Image Reveals Volcanic Ash Lining an Ancient Martian Waterway
space13 days ago

ESA Image Reveals Volcanic Ash Lining an Ancient Martian Waterway

ESA’s Mars Express released a high-resolution view of Shalbatana Vallis, a nearly 1,300 km long Martian channel once carved by flowing water. The image shows dark volcanic ash concentrated along the valley floor, likely carried by winds, with hints of buried ice and subsidence shaping the landscape. The findings illustrate how Mars’ ancient hydrology and volcanic activity coexisted, leaving a rich record for studying its past climate and potential habitability.

via The Daily Galaxy|
#ancient-water#mars#marsexpress
2.64-Billion-Year-Old Water Found in Canadian Mine Hints at Ancient Microbial Life
science2 months ago

2.64-Billion-Year-Old Water Found in Canadian Mine Hints at Ancient Microbial Life

Geologists in the Kidd Creek Mine uncovered water dating to about 2.64 billion years ago—the oldest known on Earth—with chemical clues pointing to ancient microbial life. The sulfate present appears to be produced in place by rock–water reactions, and a scientist even tasted the water, finding it very salty and bitter, underscoring its long isolation and potential implications for life in extreme environments and on other worlds.

via Indian Defence Review|
#ancient-water#early-earth#geochemistry
Geologist Drinks Earth's Oldest Water
science10 months ago

Geologist Drinks Earth's Oldest Water

In 2016, geologist Barbara Sherwood Lollar discovered the oldest water on Earth, dating back 1.5 to 2.6 billion years, flowing from a Canadian mine. She found microbial life in the salty, bitter water and even tasted it, confirming its extreme age and unique properties. This discovery offers insights into ancient Earth ecosystems and potential extraterrestrial life.

via The Daily Galaxy|
#ancient-water#deep-underground#extreme-environments
Discover the Secrets of Enhydros: Rocks with Liquid Cores
science1 year ago

Discover the Secrets of Enhydros: Rocks with Liquid Cores

The article explores the fascinating world of enhydros, enhydro agates, and fluid inclusions—rocks that contain trapped liquids and gases. Enhydros are hollow nodules filled with water, often made of chalcedony, while enhydro agates are similar but specifically trapped inside agate. Scientists have found microorganisms in ancient water samples from enhydro agates in Brazil. Fluid inclusions occur when crystals trap liquid during their formation, potentially preserving water that is billions of years old, making them valuable for research.

via IFLScience|
#ancient-water#enhydros#fluid-inclusions
"Stunning Mars Canyon Flyover Captured by ESA's Mars Express"
space-exploration2 years ago

"Stunning Mars Canyon Flyover Captured by ESA's Mars Express"

The European Space Agency's Mars Express orbiter has captured stunning flyover footage of Mars' Nili Fossae trenches, revealing insights into the planet's ancient past. These trenches, formed by a colossal meteorite impact around 4 billion years ago, show evidence of past water flow and diverse minerals, indicating a once wet environment. The video, created using high-resolution stereo camera data, aids in understanding Mars' history and informs future exploratory missions.

via Space.com|
#ancient-water#european-space-agency#mars
"Uncovering Mars' Extended Water History: Curiosity Rover's Surprising Findings"
space2 years ago

"Uncovering Mars' Extended Water History: Curiosity Rover's Surprising Findings"

NASA's Curiosity rover is exploring a new region on Mars, Gediz Vallis channel, to uncover clues about the disappearance of liquid water from the planet's surface. Scientists are intrigued by the possibility that the winding channel was carved by an ancient river and are searching for evidence to confirm its formation. The rover's exploration of this area could revise the timeline for the formation of Mount Sharp and provide insights into the history of water on Mars, including evidence of water coming and going in phases.

via Phys.org|
#ancient-water#curiosity-rover#mars
"Revealing Mars' Extended Water History: New Insights from Curiosity"
science-and-technology2 years ago

"Revealing Mars' Extended Water History: New Insights from Curiosity"

NASA's Curiosity rover is exploring a new region on Mars, Gediz Vallis, which may provide clues about the planet's ancient water history. Scientists are intrigued by the possibility that the winding channel was carved by an ancient river, and they are searching for evidence to confirm this theory. The rover's exploration of this area could potentially revise the timeline for the formation of Mount Sharp, shedding light on the presence of water and the chemical ingredients required for life on Mars over millions of years.

via NASA|
#ancient-water#curiosity-rover#mars
"Scientist Samples Earth's Ancient Water, Unveiling Its Age and Flavor"
science2 years ago

"Scientist Samples Earth's Ancient Water, Unveiling Its Age and Flavor"

Geologist Barbara Sherwood Lollar discovered the oldest water in the world, which was between 1.5 and 2.6 billion years old, in an abandoned gold mine in Canada. She decided to taste the ancient water, which was described as very salty and bitter, but fortunately, there were no ill effects. The water had been undisturbed for its entire existence and was found to be much saltier than seawater. While the taste test may seem unconventional, it provided valuable information about the water's composition. The age of the water was determined by studying the presence of Noble Gases.

via LADbible|
#ancient-water#discovery#geologist