“These offsets largely disappear,” Yue Li said, summarizing the team's reanalysis and its implications for isotope tracing.

For decades, scientists have relied on a chemical fingerprint inside water molecules to determine where plants get their moisture. The method shaped our understanding of drought resilience, ...

Groundwater constitutes the Earth’s largest reservoir of fresh water and accounts for a significant portion of total water use worldwide. Due to population growth, increasing demand and the impact of ...

Scientists have developed a forensic tracer that uses lead isotopes to detect and measure coal fly ash in dust, soil and sediments. Tests show the new tracer can distinguish between the isotopic ...

As cities worldwide face growing water stress, an IAEA-coordinated research project demonstrates that isotopic techniques offer a powerful way to safeguard this vital resource. A five-year IAEA ...

The prevalence of metabolic risk factors in black men with prostate cancer undergoing consideration for androgen-deprivation therapy. This is an ASCO Meeting Abstract from the 2011 ASCO Annual Meeting ...

Tracing the regional origin of everything from milk to invasive bugs is now possible thanks to a new project. A strontium isotope map means biological material can be pinpointed to distinct ...

Tokyo, Japan –Did you know that we can track the journey of a drop of water through space and time? Water is made of hydrogen and oxygen, and sometimes these atoms are slightly heavier than usual.