The mask dates back to the Yayoi period between 300 B.C.E. and 300 C.E., a turbulent time when Japanese society transitioned from hunting and gathering to agriculture.

A convicted child molester from Vallejo, California, Arthur Leigh Allen was the only Zodiac Killer suspect ever named by police — but was he really the murderer?

The calls helped otherwise-isolated parrots create social bonds, boosting their confidence and making them calmer.

From the 16th until the 19th century, women accused of being scolds, shrews, or having "loose morals" were often fitted masks known as Scold's Bridles that held their tongues with an iron gag.

Sparked by years of growing tension between different religious, political, and socioeconomic groups, the Lebanese Civil War exploded in 1975 — and endured for 15 turbulent years.

Miriam Rodríguez spent years tracking down her daughter's killers, one by one, until she was murdered on Mother's Day in 2017.

The scoreboard, which features two figures standing near a ball as well as hieroglyphic writing, is thought to be 1,100 years old.

From the heartwarming to the macabre, these interesting facts about U.S. first ladies weren't taught in any history class.

This 28-foot boat sat just five five beneath the surface of Lake Waccamaw for nearly a millennium before three local teens uncovered it by accident while going for a swim.

Murder isn't just a man's world — and these disturbing true stories of female serial killers are all the proof you need.

On June 17, 1972, Frank Wills discovered burglars in the offices of the Democratic National Committee at the Watergate hotel, setting off a sequence of events that led to President Nixon's resignation.