Mercury helps to detail Earth's most massive extinction event

The Latest Permian Mass Extinction (LPME) was the largest extinction in Earth's history to date, killing between 80–90% of life on the planet, though finding definitive evidence for what caused the dramatic changes in climate ...

Virus plus microplastics equal double whammy for fish health

Microplastics—tiny particles generated as plastics weather and fragment—pose a growing threat to ecosystem and human health. A new laboratory study shows these threats extend beyond direct physical or chemical impacts, ...

Climate archives under the magnifying glass

The fossil remains of algae continuously accumulate in marine sediments, and these can be used to reconstruct past oceanic conditions. Molecular fossils, called lipid biomarkers, are of particular importance for this. They ...

page 5 from 40