The model Kite’s team built was unique in that it captured evolution of the Martian landscape and climate over an extremely ...

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

Sedimentary rocks cover 75% of the Earth's surface. Four basic processes are involved in the formation of a clastic sedimentary rock: weathering (erosion)caused mainly by friction of waves, ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest? New research suggests they are.

Alternatively, sedimentary rocks take shape when the tiny, weathered fragments of stones are compacted and cemented together. The process begins when rocks, minerals and organic materials — such as ...

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

Some rocks are mono-mineralic, meaning they only contain one mineral. Limestone, for example, is a sedimentary rock made exclusively of the mineral calcite (CaCO3). Glacier ice too, is a type of ...

The geology of the Oxford, Ohio area includes (but is not limited to) the following rocks and features: Limestone Southwestern Ohio's limestone (a sedimentary rock) is saturated with life — life from ...

The isotopic composition of carbon in iron formations from the Saglek-Hebron Complex in Nunatsiavut (northern Labrador) has been seen as evidence of the earliest traces of life on Earth. But a new ...