History
August 5: The 102th birthday of traffic lights and the
Some people think that traffic lights are a means to limit our freedom ... But perhaps they forget that it is the traffic lights that have saved so many lives for hundre…
Light
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Articles about Light
3,286 published items.
History
The Soviet Union used to build tanks
Few people know that the Soviet Union has actually built a 6 ton tank, but this project has not been put into widespread use during the war.
History
April 25, 1990: The Hubble Space Telescope goes live
On April 25, 1990, the $ 2.5 billion Hubble space telescope went into operation after being launched from the Discovery spacecraft and into orbit Earth's 600km. This is…
History
March 31, 1889: Inauguration of the Eiffel Tower in Paris
The Eiffel Tower is a steel structure located on the Champ de Mars park, next to the Seine, Paris. Originally named Tower 300 meters, works by Gustave Eiffel and colleag…
History
November 14, 1967 - The first laser in the world to be patented
For several decades since the 1960s, lasers were no longer a science fiction idea, a rare item in the research room, an expensive thing.
Doomsday
The sun is dangerously cooling down?
Russia's Sputnik newspaper led scientific studies to suggest that in the future the Sun might cool down and if this scenario occurs,
Doomsday
Upcoming Sun will cool down and the end of the world will come?
Sun traces will disappear in the future, which will lead to the cooling of light and extinction of life on Earth.
Doomsday
Two UFOs in dust storm in the US
Two strange objects like two flying saucers were recorded by the CNN helicopter in a dust storm like the
Doomsday
Coming to the 2nd sun, the world is about to end?
The second largest star in the constellation Orion - Betelgeuse will likely turn into a second sun before 2012, making many people think of the prophecy of
Doomsday
Discover the most distant galaxy group
The most distant galaxy population is 10.2 billion light-years from Earth, British astronomers claim ...
Biology
Sunlight can reduce the amount of bacteria in your home
A team of researchers from the University of Oregon concluded that places in the house exposed to sunlight are likely to contain fewer bacteria than dark places.
Biology
Light pollution reduces the number of insects
Climate change, pesticides and changes in land use are factors that contribute to the decline of insect populations in Germany. T
Biology
Bacterial bacteria eat DNA to evolve into antibiotic resistant strains
Under the microscope, these two green light spots are Vibrio cholerae bacteria - the type of pathogen that causes cholera.
Biology
This butterfly with transparent wings will one day save our eyes
The world has tens of thousands of butterflies, each with a different character and color.
Biology
Catastrophic flying disaster: Why do they always face us straight down?
Do not know when ever cockroaches and people become two unkind enemies. The person who saw the cockroach felt horrified and hideous.