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Why are leaves green?
The leaves are often green, but the reason why it is green is not sure many people know. Let's find out why the leaves are green.
Light
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Articles about Light
3,286 published items.
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The sky of England suddenly blazed like a Apocalypse, and this is the cause
In recent days, people in London and many parts of the UK have witnessed a very strange sight.
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15 interesting secrets about the Eiffel Tower
At night, about 20,000 lights and 336 projectors work every 5 minutes, creating a magnificent beauty for the Eiffel Tower - a symbol of
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Things to know about ultraviolet (UV)
Ultraviolet (UV) rays are a form of electromagnetic radiation, which helps the skin to synthesize vitamin D, stimulating the body's main activity.
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Strange ways of dealing with women's 'red lights' 100 years ago
Menstruation is actually a gift of nature for women to have a special ability that no man can do - that is, pregnancy and childbirth.
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When you turn off the light in the room, where did the light go?
According to Scienceabc, light is made up of millions of extremely small particles (these particles are not visible to the naked eye known as photons).
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The causes of light bulbs are explosive
Here are the reasons why light bulbs are easy to explode, there are causes due to human error in the process of using the wrong way to make the light bulb explode.
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How does the double-sided mirror in the interrogation rooms work?
By applying theory related to the intensity of light and making mirrors, humans have created two-dimensional mirrors that serve in many fields.
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Why are fire trucks red?
According to Scienceabc, the red fire engines can be traced back to the 1900s, when most of the road-produced cars produced by Ford are all black.
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Colorful light flashed in Mexico's strongest earthquake
Unidentified glares constantly flashed in the night sky in Mexico between the strongest earthquake in 100 years in the country.
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Why do we close our eyes when we sleep - the simple question that scientists also have to scratch their hair
Some people close their eyes when they sleep, others sleep but still open their eyes, eyes closed ... answers will surprise you.
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Neodymium may be the key to opening up the future of quantum Internet
Recently, researchers at Caltech have developed a new, more efficient and compact method of storing quantum data than traditional methods.
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Do you know: a 103-fold piece of paper would be as thick as the ... universe
This phenomenon is based on an increase in the thickness of a sheet when it folds in half - each time its thickness doubles and requires more energy to fold it.
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Strange phenomena appear in the sky
False sun, twin rainbow, fish rain, blood rain, ... strange phenomena appear in the sky that not only attract the attention of scientists but also make people curious.