Highly detailed fossils are typically found in shale or other fine-grained sedimentary rocks. These ones? They’re made of ...

A new study reveals a possible habitable past and evidence of ancient microbial activity on Mars.The research, which was led ...

Researchers who examined data from Perseverance found that the rocks contained organics that could have been the precursors ...

Perseverance rover data shows Jezero Crater once held a calm lake, leaving behind mudstones rich in organic-linked minerals.

Late Cretaceous dinosaurs may have cut back vegetation, creating large floodplains. When the asteroid hit, those floodplains ...

Scientists reclassified a long-misunderstood fossil from Brazil as a new genus, Franscinella riograndensis. Using advanced ...

It's not the first time there have been claims of signs of life on Mars, so why are scientists particularly thrilled now?

Chemical fossils from 635-million-year-old rocks suggest sponges were among Earth’s first animals, reshaping the story of early life.

NASA’s Perseverance rover has uncovered traces of organic molecules in a layered rock outcrop called Bright Angelon Mars. One ...

This story is a part of Understanding Southern Colorado's Groundwater, an occasional series from KRCC about groundwater ...

Amber from Ecuador has revealed 112-million-year-old insects and plants, offering a rare glimpse into Gondwana’s ancient forests. Researchers have reported the first discovery of amber deposits in ...

Learn more about amber from South America, which reveals a warm, wet forest filled with insects, springtails, and spiders.