Source: Berndnaut Smilde, Nimbus NP3, 2012, digital C-type print on dibond, 125×185 cm, courtesy the artist and Ronchini Gallery Imagine working numerous hours to accumulate the perfect combination of both moisture and dust. Eventually, a faint white fog forms, and you snap a photo of the pale indoor cloud. Moments later, the formation is gone, and you’re left in an empty room. Although meticulous and drawn out, this is life for Berndnaut Smilde, the brilliant artist who is well known for his stunning indoor cloud formations.

From Boston's Great Molasses Flood to Los Angeles' alligator picnics, these bizarre photos make history much more interesting. No one knows for sure why a hospital cleaning lady named Harriet Cole decided to donate her body to science, but her amazing contribution — her nervous system — lives on to this day. Shortly after Cole died in 1888, Dr. Rufus B. Weaver got straight to work on what would be a medical first: the removal and subsequent mounting of a person's entire nervous system.

From threatening phone calls to violent attacks, Cindy James suffered years of terror before her death — though some investigators think she may have staged every bit of it.Unsolved Mysteries WikiCindy James was harassed for six years and seven months before she was found dead. In 1982, Canadian nurse Cindy James received a strange phone call. She had no idea it was the beginning of a chain of events that would lead to years of vicious harassment and only end with her death.

The Colorado River toad secretes a psychedelic compound known as 5-MeO-DMT, which scientists believe may be an effective treatment for depression and anxiety.Wikimedia CommonsPeople have long sought out the Colorado River toad for its psychedelic “venom,” and scientists now believe that this substance may soon be put to good use. The Colorado River toad is greenish brown, bulbous, and can be found in the Sonoran desert, which spreads across northwestern Mexico as well as parts of California and Arizona.

For a decade-long period of explosive violence, Irish-American mobster Danny Greene terrorized the city of Cleveland with a series of fatal bombings.Danny Greene, the Ohio mobster known as the “Irishman,” liked to attribute his precarious survival to the luck of the Irish. He rose to power in the Cleveland organized crime syndicate with his ruthless reputation as a fighter and later as a bomber. Until one day, Danny Greene’s luck ran out as he had made one enemy too many.