China team unearths world’s oldest amber, hidden in ancient Xinjiang coal seam

Chinese scientists have uncovered the world’s oldest verified amber in the northwestern Xinjiang region, revealing that ancient plants were producing protective resin 385 million years ago, long before most animal groups had emerged to damage them. The amber – discovered in coal seams in West Junggar, part of an ancient zone where tectonic plates collided, grew and merged – pushes back the record by roughly 65 million years and challenges some long-held assumptions about the origins of plant...