The Grand Ole Opry's centennial celebration was not only a night of emotional performances. It was another stop in Alan Jackson's farewell circuit. The live concert, which took place Wednesday ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about a mysterious group of extinct predators.

Original apical hypertrophic cardiomyopathy was characterized by left ventricular hypertrophy confined to the apex below the papillary muscle level. In contrast, apical hypertrophic cardiomyopathy in ...