In 2009, when two skeletal remains were found holding hands in Italy, they were nicknamed "The Lovers of Modena," but their unusual burial remains a mystery.
Khufu's pyramid -- commonly known as one of the Great Pyramids of Giza -- has a major unsolved mystery. Why can't archaeologists find the pharoah's remains?
While the 1970s were a simpler time, the decade was still notable for Jimmy Hoffa, the Zodiac Killer, UFO sightings, and many more mysteries. Many are unsolved.
Led Zeppelin have legendary status when it comes to rock 'n' roll antics. But one hazy morning, the band woke up to find over $200,000 mysteriously missing.
Once upon a time, it was considered bad manners to ask someone how old they are. Besides, 100 years ago, the answer could be a little on the fuzzy side.
Picking up good vibrations is all very well and good, and maybe you like to hum that or another tune. But what if the hum you're hearing doesn't have a source?
The 20th Century Limited train, which debuted in 1902, became one of the most recognizable trains of the era. It also suffered a tragic derailment in 1905.
Theft might look like a jolly good time in a caper movie, but the real-world effects of stolen items -- especially of historical value -- is no laughing matter.
Things get stolen all the time. It's unfortunate but it's true. Packages are frequent targets for thieves, but typically they're not full of human heads.
What is most unusual about Genghis Khan is that somebody so important to the pageant of world history has many key details of his life and work unknown.
Since the moment when humans first learned to control fire, we've been pushing back against the darkness with various inventions, some better than others.
While nostalgia for the 1980s is on the uptick, there are still mysteries unsolved and crimes unpunished. These are the biggest unsolved mysteries of the 1980s.
A new kind of "attack" on U.S. foreign Service agents has been popping up. The alleged attacks are characterized by a highly-localized sonic phenomenon.
In 1982 one mysterious man managed to talk his way onto the starting grid at one of NASCAR's most famous and fastest tracks, the Talladega Superspeedway.
Eleven passengers stepped onboard a plane nicknamed Star Dust on August 2, 1947. They never reached their destination and it took decades to find out why.
Jesus' birthday is celebrated on December 25, but his birthday might have actually been on a completely different date. Here's when Jesus may have been born.
The San Miguel vanished on its way from Cuba to Spain in 1715 carrying an estimated $2 billion in riches. Here is the mystery of the long-lost treasure.