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What is zenith sun?
In astronomy, the zenith is roughly understood as the point in the sky directly above the observer's head.
Sky
Browse ScienceInfo articles and explainers related to Sky.
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Articles about Sky
1,165 published items.
Space science
Another comet is about to shine brighter than Venus in the sky
A new comet named A11bP71 was discovered on September 27 by the Asteroid Impact Last Alert System (ATLAS) and is so bright that it has surpassed Venus.
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Van Gogh's paintings contain surprisingly accurate physics knowledge.
Analyze the strokes and colors in the painting.
Space science
What is that bright, moving star in the night sky that you see?
There are nights when the sky is clear and cloudless, and you look up and see countless sparkling lights, some of which are moving. What are they?
Scientific works
China built a temporary bridge in the middle of the sky, no pillars, no cables, but still able to withstand a weight of 45 tons.
This project spanning a 300-meter deep canyon is a testament to China's superior engineering skills.
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What happens when you release balloons into the sky?
During holidays, festivals, anniversaries... people often release lots of balloons into the sky, making them look beautiful and fun.
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Where in the world is prone to turbulence like Singapore and Qatar planes?
Scientists reveal the factors behind the turbulence that caused Singapore Airlines (SIA) and Qatar Airways planes to crash.
1001 mystery
The mystery of the ghostly light makes scientists scratch their heads
Today we have discovered exoplanets thousands of light years away from earth.
Space science
In early June, watch 6 planets 'march' in line in the sky
During the first week of June, stargazers have the opportunity to witness the rare event of six planets aligning in the sky.
Space science
Hundreds of stars suddenly turned into black holes in the sky?
A group of scientists sought the truth about giant and brilliant stars that suddenly mysteriously disappeared from the sky.
Space science
Constellation Orion: The mysterious connection between interstellar civilization and ancient human civilization
Looking up at the night sky, we can easily recognize the constellation Orion - a prominent constellation with a sparkling diamond-like shape.
Space science
The danger behind the aurora beauty of solar storms
Last weekend, many people in many parts of the world just needed to look up at the sky to see colorful aurora displays.
Space science
The blue fireball made the Spanish sky as bright as day
The fireball from the comet debris traveling at 160,934 km/h emitted blinding white, green and blue light near midnight.
Space science
A new object as bright as the Morning Star is about to appear in Earth's sky
The Tsuchinshan–ATLAS object has been confusing astronomers as it approaches Earth.
Environment
A beautiful halo appears in the sky of Dong Nai
At noon on May 20, people in some areas in Dong Nai admired the phenomenon of brilliant halos appearing in the sky.