Mystery

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The revolutionary leader’s grave became the center of bizarre theories that began nearly a century ago.

Scholars have debated for centuries whether the legendary poet was a real person, a collective of storytellers, or a literary invention.

What began as an unimaginable tragedy became a lifesaving system that has helped reunite thousands of families.

From insects to the moon, people have mistaken very Earthly phenomena for UFOs many times.

From Greek fire to Roman concrete, scientists still don't totally understand how these marvelous ancient inventions functioned.

Experts aren't positive why some people hear a humming noise that never ceases. However, new research may offer an explanation for the sound, which inspired the show "The Listeners."

London's Natural History Museum is home to a stolen gem that may still be causing misfortune to its owners.

Despite decades of investigation, these baffling mysteries continue to defy evidence and expert analysis.

On January 23, 1959, 10 young adventurers headed into the snowy wilderness of the Ural Mountains, but only one returned alive.

The fate of its Inuit inhabitants remains one of Canada’s biggest unsolved mysteries.

In 1816, people around the world woke to frosted crops and summer snowfalls that forecasters at the time could not explain—but now we know why it happened.

From Amelia Earhart to D.B. Cooper, many theories surround these long-standing aviation mysteries, without any conclusions made.

From waterfalls that fall upwards to leaning towers and boulders teetering on the edges of hillsides, these places all seem to break the rules of gravity.

For years, sometimes decades, victims remained conscious but completely unable to move, trapped like living statues.

The unusual symptoms spread across multiple communities, shut down schools, and lasted for months.

From acclaimed aviators with secret families to Hollywood icons moonlighting as inventors, these five famous figures' real lives were even more fascinating than their public personas.