10. Taos Hum
Many theories exist around the hum, ranging from the genetics of the “hearers,” possible government tests in the area, and even an Alien presence causing the hum. As of now, there is no known explanation.
9. Disappearance Of Flight MA370
A multi-national search of the Indian Ocean was unable to locate the missing plane. However, some debris from the plane washed ashore the coast of Africa. What happened to MA370 remains a mystery that puzzles millions.
8. Jack The Ripper
The serial killer known as Jack the Ripper was active during late 19th century London. It’s believed the murderer was responsible for up to 20 gruesome killings during a short 3-year time frame. Numerous theories exist concerning the identity of Jack the Ripper, with books being published on the topic. However, the mystery of this serial killer remains unsolved.
7. Tamam Shud
One of Australia’s greatest mysteries surrounds the murder of an unidentified man. In his pocket, a scrap paper read “Tamam Shud,” which means “finished” in Persian. The man has never been identified and his death is linked to untraceable poison. His identity and circumstances around his murder remain a mystery.
6. The Zodiac Killer
While six murders are officially credited to the Zodiac, numerous other individuals murdered during this time period could have been at his hands. No one was ever arrested or charged with these killings.