A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

Several key moments in Earth's history help us humans answer the question "How did we get here?" These moments also shed ...

Sedimentology explores the origin, transport, deposition and diagenetic alterations of the materials that compose sediments and sedimentary rocks. Stratigraphy investigates how those types of rocks ...

Palynologists who study tiny pollen fossils share 4 stories found in grains that fell hundreds to millions of years ago.

NASA hasn’t landed humans on Mars yet. But thanks to robotic missions, scientists now know more about the planet’s surface ...

A decade after the release of The Martian and a decade out from the world it envisions, a planetary scientist checks in ...

Breakthrough discovery of 123-million-year-old pollen grains in Portugal pushes back flowering plant evolution by 2 million ...

During the late stages of the last ice age, the Arabian Desert wasn't always the dry expanse you know today. In fact, recent ...

It appears that the lithosphere, which is the rocks on the outside of the world, has a pretty significant role to play in why ...

Bulls N’ Bears Big Hits looks at notable recent drill intercepts on the ASX, including White Cliff Minerals’ Canadian hit of ...

The sample analysis at Mars instrument evolved gas analyzer (SAM-EGA) has detected evolved water, H-2, SO2, H2S, NO, CO2, CO, O-2, and HCl from two eolian sediments and nine sedimentary rocks from ...