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Ancient Egyptian head cones: Mysterious headgear that could be related to sensuality and fertility rituals
What it is: A cone-shaped ornamental hat worn by ancient Egyptians Where it is from: Egypt When it was made: The earliest known burials containing these "coffee cup"-sized caps are about 3,300 ...
Nanowerk10mon
Carbon Nanohorns: Unique Nanostructures for Diverse Applications
Carbon nanohorns (CNHs) are a unique type of carbon nanomaterial. A single CNH has a structure similar to a pudgy single-walled carbon nanotube with one end closed in a cone-shaped cap (horn). They ...