Known as the "forgotten battle," May 1943's Battle of Attu was the only clash during World War II that was fought in North America.

Known as one of the most disturbing serial killers in Canadian history, Robert Pickton met his own gruesome end when a fellow inmate at Quebec's Port-Cartier prison drove a spike into his skull on May 19, 2024.

Dating back to the 17th century, Warsaw's tunnels known as the "Masonic graves" have sparked archaeological curiosity in recent years — and new research could reveal a connection to the Freemasons and their rumored catacombs.

Based on the mineral composition of the Altar Stone, researchers believe it may have come from Scotland and was thus transported more than 450 miles around 5,000 years ago.

The discovery marks the first time a Columbian mammoth tusk has ever been found in the state.

A trove of letters, photographs, and investigation notes that belonged to Inspector Joseph Henry Helson have now been released, shedding new light on the infamous Jack the Ripper murders that shook London to its core in 1888.

The bottle appears to contain a business card and a handwritten note from 1876. If that date is accurate, it would make this discovery 10 years older than the current world record holder for oldest message in a bottle.

A serial killer in 1950s Wisconsin, Ed Gein killed and skinned his victims, making him the real-life inspiration for Leatherface and The Texas Chain Saw Massacre.

From Carlo Gambino to John Gotti, the Gambino crime family has made headlines in New York City for decades — and it still does to this day.

Authorities in Oklahoma have named BTK Killer Dennis Rader as the prime suspect in a 1976 disappearance — and investigators have been receiving help from his daughter, Kerri Rawson.

Real-life FBI agent Joe Pistone spent five years undercover posing as a jewel thief named Donnie Brasco, befriending mobsters like "Lefty" Ruggiero to gather intel on the Bonanno crime family.