Buried deep in Greenland's ice sheet lies a puzzling chemical signature that has sparked intense scientific debate. A sharp spike in platinum concentrations, discovered in an ice core (a cylinder of ...

Deep within Greenland’s ice sheet, a chemical anomaly has sparked intense scientific debate, especially after researchers uncovered a platinum spike dating back around 12,800 years. Initially ...

The synchronization of data from two natural climate archives—a speleothem from the Herbstlabyrinth Cave in Hesse (Germany) and ice cores from Greenland—offers new insights into the chronology of ...