Known as "The Muswell Hill Murderer," Scottish serial killer and necrophile Dennis Nilsen murdered more than a dozen victims while living in London starting in 1978.

In 1981, Japanese murderer Issei Sagawa, the “Kobe Cannibal,” killed his friend Renée Hartevelt and ate her remains, yet he's free to walk the streets to this day.

Instagram artist Becca Saladin transforms famous names from the past into modern-day people — and the results are stunning.

Often described as a fear of small holes, trypophobia can be triggered by images of seemingly innocuous objects like honeycombs, coffee bubbles, and coral.

Though police only connected him to three murders, Joseph Roy Metheny claimed to have slaughtered a total of 13 victims, some of whom he allegedly turned into patties that he sold to unwitting customers on a Baltimore roadside.

Your body is a wonderland. A weird, miraculous, disgusting, wonderland. Learn all about it with these interesting human body facts.

Snake wine is considered by many to be a miracle cure-all, but how exactly is the cure made?

During the Max Headroom hack of 1987, Chicago television stations were overtaken by a masked man who continues to baffle authorities to this day.

Stephan Bibrowski became a popular sideshow in the Barnum & Bailey Circus who reportedly enjoyed life as a performer, but his talents lay far beyond his thick layer of hair.

Whether it's the anatomy of a cucumber or the skull of a sunfish, these incredible illustrations captured the natural world before the advent of modern photography.