An international study published in the Journal of Geophysical Research: Atmospheres has provided new insights into global ...

In the case of lead-208—the heaviest stable isotope known so far—a team of researchers led by physicist Jack Henderson ...

A new source of nitrogen has been discovered. Researchers from RPTU University Kaiserslautern-Landau in southwestern Germany ...

In general, the lighter isotope of an element tends to be more abundant in nature – for example, 98.9% of the Earth’s carbon is 12 C, with 13 C making up the remaining 1.1%. Generally, stable isotope ...

For decades, scientists have been learning more about the diets of early hominins, particularly their reliance on plants. Yet ...