Discover surprising science, unexplained phenomena, materials, history, nature and fascinating facts that reveal how the world works.
40,619 published items in this category and its subcategories.
The secret book of the techniques used to defeat the opponent was drawn by the legendary samurai Itō Ittōsai throughout his life of kendo.
More than a century after the discovery of blood types, people still do not really know our bodies split up different blood types to do? And does having such blood types…
Architects and designers around the world are scrambling for alternatives to traditional construction to ensure cities can be safe as climate change is becoming increasi…
Due to its special geographic location, this city experienced a phenomenon
The world is always hidden truths that make us surprised again and again.
The unusual phenomenon of bubbling beach in the Samoa Islands attracts the attention of many visitors and local residents.
Tesla is probably the great inventor that you haven't heard of in a long time.
Many people think that US dollars only print pictures of the president, but what about the truth?
You visit your childhood home, step into your old bedroom and encounter a wave of nostalgic memories. What triggered this memory? How do you suddenly remember things you…
The tires are black, the toilet paper is solid color, while the fire hydrant is not always red? Everything has its own reasons.
Honey can flow in a long line without drops, a phenomenon that has puzzled scientists for a long time.
According to the theory of scientist Charles Darwin, life can be formed in a 'warm lake' filled with salt, light, temperature ... But this hypothesis may not be accurate.
According to Oxford University scientists, the highest probability that 100% of Earth's population will perish is 1 in 14,000.
Sometimes people are willing to ignore the facts and add fictional details to make the historical story more interesting.
High salinity and toxic acids make the Dallol area in the Danakil basin the toughest place that does not exist in any form of life.