Mysteriously snuffed out candles, weird sensations and shivers down the spine may not be due to the presence of ghosts in haunted houses but to very low frequency sound that is inaudible to humans.

Infrasound is too low-frequency for humans to hear. It has been mistaken for ghosts, has been known to cause nausea and headaches in humans, and is used to monitor the testing of nuclear weapons. It’s ...

IN JANUARY an elephant entered Moragoda village in northern Sri Lanka and killed a father in his vegetable garden. In July, a dairy farmer from the east was killed taking his cow out to graze. Now an ...