Archaeologists in Sweden have discovered the medieval burial of an extremely tall man who was buried with a long sword — one that was nearly two-thirds of his height — and may have been a nobleman who supported the region's ill-fated union with Denmark and Norway.The sword, which is over 4 feet (1.3 meters) long, seems to have been inlaid with a different metal to form small Christian crosses, excavation leader Johan Klange, an archaeologist with the Halland Cultural Environment, an agency of the local government, told Live Science.Even taller than the sword was the man in the grave. Klange...