University of Washington (UW) researchers say Megapiranha paranensis, a prehistoric relative of piranhas weighing about 20 pounds, delivered a bite with a force more powerful than any other creature – even Tyrannosaurus rex. UW’s Stephanie Crofts said that besides the force of the bite, the mega-piranha appears to have had teeth capable of piercing thick […]
A 126,000 year-old human cranium (pictured right) exhibiting signs of localized blunt force trauma could represent the earliest known incident of interhuman aggression, says an anthropologist at the University of the Witwatersrand. The report, appearing in the Proceedings of the National Academy of Sciences, suggests that a 14mm (0.6 inch) ridged, healed lesion with the […]
As well as raping and pillaging, Vikings are usually remembered for their horned helmets, but in a new study published in the journal PLoS ONEresearchers have now begun investigating what went on under the helmet. To help understand these fearsome Norsemen, Jürgen Dissing and colleagues from the University of Copenhagen have managed to extract what […]
