The strongest hints yet that Mars once hosted living microbes are no longer theoretical models or ambiguous chemistry. They are etched into a single, oddly speckled rock in an ancient riverbed, where ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

Learn how studying microbial communities during long-duration spaceflight could also reveal new ways to support human health ...

NASA says a rock sample collected by its Perseverance Mars rover in the Jezero Crater may contain evidence of ancient microbial life on Mars. The rover discovered a rock nicknamed Cheyava Falls in ...

What can volcanic sulfur on ancient Mars teach scientists about whether microbial life might have existed? This is what a recent study published in Science Advances hopes to address as a team of ...

The study of early Earth microbial life and its associated organic matter provides crucial insights into the origins and evolution of life on our planet. Recent work has illuminated the remarkable ...

An Argentina lagoon turned a bright pink color caused by sodium sulfite, an anti-bacterial product used in fish factories - Copyright AFP Timur Matahari An Argentina ...

(Phys.org)—A team of researchers from Germany and Switzerland has found examples of microbial life from over 3 billion years ago, that appeared to have evaded UV radiation by hiding in subsurface ...

A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...