Go inside the mysterious history of the Holy Grail, from its ancient Celtic roots to its place in medieval Christian legend to its alleged location.

Both living and dead mice have been found atop Andean volcanoes, raising questions of how they got there — and why.

These lesser-known witch hunts across history saw scores of people accused of and executed for being "witches."

Dating to the seventh or eighth century C.E., the tattoo combines the Greek letters chi and rho in an abbreviation for the word "Christ."

Though experts have put forward several theories about what the globster of Simberi Island could have been, no one knows for sure.

James Reyos was convicted of brutally murdering Father Patrick Ryan in December 1981 but has now been exonerated thanks to Harlee and Michael Gerke, two fans of the true crime podcast Crime Junkie.

The golden ring bears a French inscription that expresses a desire to "serve" and was likely used for a courtly love affair.

The statue of the man holding his phallus at the ancient Karahan Tepe site may have been a "progenitor of a social group" and may be around 11,000 years old.

Ambergris, sometimes called "whale vomit," is used in expensive perfumes to make scents stick on the skin.

Using artificial intelligence to read the Vesuvius scrolls could have profound implications for our understanding of the ancient world, as many texts from antiquity have been lost through the ages.

William Shakespeare allegedly performed at St. George’s Guildhall in Norfolk at the end of the 16th century when London's theatres were closed because of the plague.

Ballooning happens every year, but experts aren't exactly sure why there have been so many of these spider sightings recently.