Researchers in Denmark have been working to analyze the lead and mercury levels in more than 200 medieval skeletons. "There really is a big difference in how much lead, the individuals from the cemeteries had in their bodies. This depended on whether they lived in the country or in a town.
Large quantities have been found in a chamber beneath the Pyramid of the Feathered Serpent in Teotihuacan. "It's something that completely surprised us," Gomez said at the entrance to the tunnel below Teotihuacan's Pyramid of the Plumed Serpent, about 30 miles (50 km) northeast of Mexico City. Some archeologists believe the toxic
Scientists have exhumed the remains of the 16th-century Danish astronomer in order to conclusively determine the cause of his death. His extraordinarily accurate stellar and planetary observations, which helped lay the foundations of early modern astronomy, are well known and documented, but mystery still surrounds his sudden death. It had