Explore unexplained events, strange phenomena, legends and scientific mysteries, from unusual lights and ancient puzzles to enduring questions.
1,707 published items in this category and its subcategories.
This study comes from an analysis of the data recorded in NASA's DXL mission, taking off in 2012 to find out what emits weak X-rays at the angle of our galaxy.
This UFO possesses an eye-catching shimmering, subtle color in which the tip of the disc is bright purple, and the disc's rim is blue ...
The question haunted investigators for nearly a decade: who is that man, time traveler or spy?
A man discovered the mysterious bloody body that he thought was his
60 years on, the boy's identity and portraits of murderers are still a mystery that investigators have a headache, became the case without the longest resolution in Amer…
Photos of strange objects flying on the mountain in Washington state, the US made many people suspect this is the secret base of aliens.
Recently, YouTube appeared on the video of a UFO object clearing up white streaks created by aircraft in the sky of Paris.
With up to 175 years of operation, this bizarre device is still making a headache for scientists to find the most accurate explanation.
Many years have passed, science and technology has improved a lot, but so far a series of huge, strange animals washed up on the coast below is still a mystery. Some are…
Scientists discovered strange sounds born from the unique combination of water movement and geography in Caribbean waters.
The picture of Irish girls working in a factory producing flax in 1900 contained factors that could frighten many people.
Does life beyond the left, aliens, flying objects not exist? This is the long-standing controversial topic of mankind, but so far there has been no answer. Here are the…
Using a laser device at the Gale crater on Mars, Curiosity autonomous robots discovered rocks containing manganese oxide, a compound that requires oxygen to be formed.
Did you know that in Wales, the number of sheep is four times the population and this is also the country with the most castles on the planet?
Hundreds of people in Shanghai, China, reported seeing a giant flying saucer floating in the city sky for 10 hours.