Researchers might have found homes built with stones, used by Neolithic populations from the 6th and 5th millennia B.C, according to a recent study. Archaeologists recently unearthed 345 stone structures in Saudi Arabia, with the help of aerial surveillance techniques, Popular Mechanics reported. “These structures were individual dwellings, constructed in concentrations of varying numbers with associated domestic installations, such as hearths,” the research team behind the find, who published their study in the Levant, explained. “The standing stone circle sites presented in this paper demons…