Heaven's Gate, a secretive group of celibate "monks" awaiting pickup by a UFO, captured intense public attention in 1997 when its members committed collective s

Radiating fire and ice, comets as a phenomenon seem part science, part myth. Two thousand years ago when a comet shot across the night sky, it convinced the Rom

In March 1997, thirty-nine people in Rancho Santa Fe, California, ritually terminated their lives. To outsiders, it was a mass suicide. To insiders, it was a gr

"I tremble when I recall the terrible appearance [the comet] had on Saturday evening in the clear sky, when it was observed by everybody with inexpressible asto