A study explores how uranium isotopes in fossilized shark teeth could provide insights into historical ocean anoxia, with ...

Stable isotopes are non-radioactive forms of atoms. Although they do not emit radiation, their unique properties enable them to be used in a broad variety of applications, including water and soil ...

She holds a PhD from University College London and MSc from Imperial College London Helen’s doctoral research focused on weathering proxy studies, particularly Sr and Li isotopes in Precambrian marine ...