Space science
9 billion light years away, 'space hole' facing Earthlings
Fifteen times larger than the full moon from Earth's perspective, the ghostly object's appearance has upset the laws of cosmology.
ARC
Browse ScienceInfo articles and explainers related to ARC.
Topic archive
Articles about ARC
37 published items.
Archeology
Mysterious 405km long curved wall runs across Mongolia
Researchers have discovered that a 405km-long wall along the Mongolia-China border appears to have been hastily built to keep out invaders.
Discover science
What are the mysterious waves in the Arctic?
A puzzling arc was discovered in the waters of a Greenland fjord littered with pieces of drifting ice.
Photo library
25 most impressive Northern Lights photos of 2023
Photographs of the Northern Lights in locations that have never been recorded before are included in the award
Science invention
Thomas Edison's invention of the light bulb was once criticized for this reason
Thomas Edison was not the first to come up with the idea of the incandescent light bulb. He just brought it closer to human life.
Scientific application
The journey of creating the best rice in the world by engineer Ho Quang Cua
Nearly 25 years of breeding rice, engineer Ho Quang Cua and his two colleagues have made Vietnam's agricultural sector proud when ST25 is recognized as the best rice in…
Environment
Mechanism of fire rainbow formation
Rainbows often appear when the weather is warm, the sun rises and there are clouds made of ice crystals in the sky.
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Few things know about the Arc de Triomphe
Before becoming the symbol of France, Triumphal Arch stood on the land
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Why does the plane never fly in a straight line?
Let's go find the solution why know how to save materials, but the cost of the plane is like
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The 10 most famous witches in history
Witchcraft refers to the use of supernatural powers and powers or intentional curses that affect people's lives and property to benefit.
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Li explained the phenomenon of fire rainbow
Rainbow fire appeared in the sky with many outstanding colors, but only observed in certain areas.
Discover science
The mystery behind the arc reactor in the Iron Man armor
Let's analyze the technology used in Iron Man's arc reactor with real scientific knowledge.
World Heritage
Struve arcing ring
The United Nations Scientific, Educational and Cultural Organization has recognized Estonia's Struve Surveying Circles and nine other countries as World Cultural Heritag…
Archeology
Discovering a huge ancient Roman theater in England
Archaeologists discovered a theater dating to 2,000 years in the UK with the number of seats for 12,000 people.
Archeology
Jeanne d's relic 'Arc is a piece of Egyptian mummy?
Researchers have confirmed that the relics of French heroine Jeanne d