Alien
The clearest photo of a UFO released in 32 years
After decades of being hidden, images of strange objects in the sky in Scotland have been shared publicly for the first time.
Hidden
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Topic archive
Articles about Hidden
388 published items.
History
Massive Nazi treasures still exist?
When the Nazis occupied much of Europe and North Africa during the Second World War, gold, valuable artefacts, and priceless paintings disappeared from the conquered ter…
History
The mysterious images hidden in the masterpieces of art
From ancient scrolls to paintings from the golden age of Dutch painting, technology is uncovering new clues about works of art.
Environment
The world's highest 'hidden' waterfall, with a flow equal to 25 Amazon rivers, it is difficult to see it with your own eyes
This waterfall is known as the tallest waterfall in the world, the flow is almost 25 times that of the Amazon River, but unfortunately, it is very difficult to see it wi…
1001 mystery
Top 11 mysterious places blurred on Google Maps, what is being hidden?
There are some secret places that are obscured or blacked out on Google Maps. Even if you zoom all the way, you can't see it, so you can only guess curiously.
Funny corner
Unexpectedly discovered Van Gogh's portrait hidden behind the painting for more than 100 years
Staff at the National Museum of Scotland suddenly discovered the portrait of painter Van Gogh hidden behind his own painting painted more than 100 years ago.
Science story
'Hidden killer' hidden in containers
Many toxic chemicals that can cause immediate death, or have chronic effects, have been found inside cargo containers.
Photo library
Secret of the world's oldest geothermal power plant in 'Devil's Valley'
The world's first and oldest geothermal power plant is hidden in a quiet corner of Tuscany, Italy, called
Space science
NASA reveals herd of 'messenger' robots to meet aliens
Keeping the faith about the world of life hidden in the alien ocean of Enceladus or Europa, NASA has developed a swarm of tiny, good-swimming robots to prepare for speci…
Photo library
Strange oasis in the heart of the desert: It doesn't rain all year round, but the temperature is only 25-30 degrees Celsius, there is a 'panacea' lake
Huacachina Oasis in Peru (Huacachina) is known as the most beautiful oasis in South America, hidden in the depths of hundreds of miles of barren desert.
Life
Interesting secret hidden under the famous banknote of the country of kangaroos
Social media users went wild after one discovered that every Australian bill has a hidden image.
Photo library
Small fishing village in Italy is known as the 'hidden of the rich': What's so attractive?
There's a reason this seaside village easily opens the wallets of the rich.
Oceanography
Discovering a new ecosystem hidden under Antarctica's largest ice shelf
Scientists in New Zealand have discovered an underground ecosystem hidden 500m under Antarctica's largest ice shelf.
Archeology
The secret room reveals the hidden corner of the Iron Age
An unexpected discovery reveals ancient artwork that was once part of an Iron Age complex beneath a house in southeastern Turkey.
Science story
Photographing a self-portrait in a French museum, an expert discovers a secret that has been hidden for 160 years
France's most daring painter has hidden a secret behind his self-portrait