Polar bears near the remote archipelago of Svalbard are getting heavier, not thinner, even as the sea ice they depend on continues to shrink. New research points to conservation history as a key ...

The de Havilland Mosquito was the “Wooden Wonder”—outrageously fast, and formidable. But it wasn’t the only aircraft fashioned from timber. In an age when aluminium promised the future, war forced ...