NASA Rover Finds Clues Of Ancient Life On Mars
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It's just one of many depositories of ‘secret fresh water’ known to exist in shallow salt waters around the world
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Space on MSNScientists find evidence of flowing water on Ryugu’s ancient parent asteroid. 'It was a genuine surprise!'
Water may have flowed on the asteroid that birthed the space rock Ryugu a billion years after it formed, much later than previously thought, changing our perception of the early solar system.
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The Daily Galaxy on MSNScientists Found An Intact Skull Fossil Of An Ancient Creature With Legs That Once Crawled The Earth
Hidden for 95 million years beneath layers of sediment, the remarkablywell-preserved skull of an ancient legged snake species — Najash rionegrina — has now revealed a chapter of evolutionary history that’s been missing for decades.
A biosignature is any characteristic, element, molecule, substance or feature that serves as evidence for past or present life. It must be something that cannot be produced without life. Some examples include fossils, organic molecules derived from a biological process, or mineral patterns that form only through microbial activity.