Dr. Emily Zarka of Monstrum looks at the phenomenon of seeing a shadowy man in a wide brim hat appearing during episodes of sleep paralysis.

Most of us have been frightened at some time by scary monsters in our nightmares, but that fear pales in comparison with the real mysterious and menacing figure who has people around the world ...

I sleep with a hat and have started to suffer with my sinuses. “They left me with a hole under the bathtub and the wood was all corroded for more than three weeks. They told me that as long as I ...