Unusual 'Howling Zombie Stars' May be at the Milky Way's Core

In a day and age where zombies can be regularly found on TV, the silver screen, and even in video games, it's easy to argue that they are anything but rare. But what about radioactive and howling space zombies? Peering into the heart of the Milky Way galaxy, that appears to be exactly what one of NASA's impressive space telescopes has found, the details of which are published in a recent study.