A novel experiment has dealt a setback to a theory that life on Earth was kickstarted by bacteria that hitched a ride on space rocks. The 'pan-spermia' hypothesis is that cells were transported to the ...

An international research team modeled the prehistoric ocean to study the reduction of iron. The team's findings may reinterpret the conditions under which iron-rich sedimentary rock was formed. A new ...

Plastistones, a new type of sedimentary rock that’s part-plastic and part-rock, has been found on at least five continents and 11 countries. These rocks form when molten plastic cools within a mineral ...

PASADENA, Calif., Dec. 13 (UPI) -- NASA scientists say the Curiosity rover on Mars has performed the first rock-dating experiment ever conducted off Earth. While the ages of rocks from other planetary ...

Although researchers have determined the ages of rocks from other planetary bodies, the actual experiments -- like analyzing meteorites and moon rocks -- have always been done on Earth. Now, for the ...

The Great Transformation The Dolomites are about 250 millions years old and are composed mainly of sedimentary rocks and ...

March 9 (UPI) --How can you study conditions inside Earth's ancient ocean? You recreate it, but on a much smaller scale. Scientists at Iowa State University did just that, mixing up a biochemical ...

Rock is a solid mass of minerals that have joined together over time. Geology is the study of how the Earth is formed and the things that happen to the Earth. As part of this, geologists study rocks ...