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 ...

At roughly 22 feet long and tipping the scales near 11,000 pounds, Lokiceratops is the heavyweight champion of North American ...

We focus here on the 2-D P–SV seismic wave propagation in a simple-shaped asymmetric model. We consider two ways of describing the sedimentary infilling properties: the basin is either composed 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 ...

H2O, CO2, SO2, O-2, H-2, H2S, HCl, chlorinated hydrocarbons, NO, and other trace gases were evolved during pyrolysis of two mudstone samples acquired by the Curiosity rover at Yellowknife Bay within ...

Sterling Metals is pleased to announce results from the first of four diamond drill holes recently completed at its newly renamed Soo Copper Project. The hole has successfully demonstrated a ...

Field schools are a powerful way to gain hands-on experience and build professional skills. From trail restoration to conservation management to ecological field mapping, these immersive programs take ...

The field description of metamorphic rocks by Fry, Norman Publication date 1992 Topics Metamorphic rocks -- Handbooks, manuals, etc, Metamorphic rocks, Metamorfe gesteenten Publisher Chichester, ...