Treasure Hunter Finds Gold Hoard Buried by Iron Age Chieftain

The stash might have links to the Norse god Odin. The sixth-century hoard contained many gold artifacts with elaborate designs. (Image credit: Conservation Center Vejle) An amateur treasure hunter wielding a metal detector has discovered a stunning gold hoard buried by an Iron Age chieftain in the sixth century in what is now Denmark. The […]

Winged Microchip Is Smallest Ever Manmade Flying Structure

Winged Microchip Is Smallest-Ever Human-Made Flying Structure – The Size of a Grain of Sand A 3D microflier sits next to a common ant to show scale. Credit: Northwestern University The size of a grain of sand, dispersed microfliers could monitor air pollution, airborne disease, and environmental contamination. Northwestern University engineers have added a new capability […]