A video on X of people collecting marine fossils has apparently caused some confusion, as they are collecting their ancient sea-life fossils from the top of a mountain. The video, posted with the ...

Limestone - A sedimentary rock consisting mostly of calcium carbonate, usually in the form of limy mud, calcareous sand, and/or fossils. Lithification - Solidification of sediment into rock.

New research into fossilized rock formations in Zimbabwe is shedding light on Earth's nitrogen cycle before the rise of ...

Relative dating to determine the age of rocks and fossils Geologists have established a set of principles that can be applied to sedimentary and volcanic rocks that are exposed at the Earth's ...

Greenland’s Ice Sheet will surely continue its unprecedented melt.  But will the melting ice expose more rock that might push ...

Fossil evidence from North China indicates that certain ecosystems may have rebounded within just two million years after the ...

The fossils of this rock sequence are commonly found in ancient Archean chert, a hard, fine-grained sedimentary rock composed of microcrystalline or cryptocrystalline quartz. 5. Western Australia ...

The history of life on our planet is a long and winding path. Much of what we know about how life has evolved comes from fossils. The physical remains of organisms and the evidence of behaviors, such ...

A Star Trek-style life signs detector has successfully detected ancient microbial life in gypsum rocks similar to rocks on ...

A team of biological, Earth and environmental scientists from North Carolina State University, Stellenbosch University and ...