Teeth from sharks and rays can be used to study their diet, but one of the biggest challenges in shark science is collecting ...

Scientists have long thought that our solar system's ocean worlds, such as Jupiter's moon Europa and Saturn's moon Enceladus, ...

Shark teeth from museum jaws can now reveal what sharks ate decades ago. New research shows preservation chemicals don’t ...

Scientists used strontium isotopes in Misha the elephant’s teeth to track her movements, revealing a method to study ancient ...

Misha lived her whole life in zoos, but this elephant's teeth are now helping scientists reconstruct wildlife migrations. Geologists show how strontium isotopes found in teeth or tusks reveal where ...

We introduce a novel high-precision method for oxygen-isotope analysis of iron (oxyhydr)oxides using high-temperature conversion isotope ratio mass spectrometry (HTC-IRMS). In this approach, a finely ...

A new method of tracking the dietary habits and contaminant exposure of animals in Arctic marine ecosystems is providing critical insights as climate ...

University of Barcelona researchers unveil new methods to tackle food fraud, ensuring the authenticity of olive oil and pine ...

This article explores the current understanding of PFAS exposure through drinking water, the methods used to monitor these ...

Palaeontology is the study of prehistoric species, mostly ones that are extinct. It focuses primarily on fossil data, using a variety of physical, chemical and biological techniques to analyse them.