CULLOWHEE, North Carolina, Feb. 5 (TNSOps) -- Western Carolina University issued the following news release: For a junior design class, three engineering students at Western Carolina University built a solar tracking array. The device finds and tracks the sun to keep solar panels optimally aligned with it as the Earth rotates. North Carolina is a leading state for solar panel installations and such devices can boost the amount of energy generated. That's because panels are most efficient when   more