Archaeologists in Scotland shed "genuine tears" upon discovering a stone covered with geometric carvings that the Picts, the Indigenous people of the region, designed about 1,500 years ago.The team unexpectedly found the 5.5-foot-long (1.7 meters) carved stone while doing a geophysical survey in Aberlemno, a village with Pictish roots. The stone has several geometric shapes showing abstract Pictish symbols, such as triple ovals, a comb and mirror, a crescent and double discs. Some of the carved symbols overlap, suggesting that they were carved in different time periods, the researchers said.It's unclear what all of the symbols mean, but the "best...