Sky

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Articles about Sky

1,165 published items.

5 ultraviolet environments much less expected
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5 ultraviolet environments much less expected

Many people believe that ultraviolet rays only appear when there is sunlight. However, even without sunlight, ultraviolet rays still exist and can lead to eye and skin d…

December 18, 2018
Meteors exploded near the US air base
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Meteors exploded near the US air base

The mysterious fireball in Greenland's sky is determined by the meteorite exploding with the estimated energy of 2.1 kiloton created.

December 18, 2018
The reason the sky at sunset is red
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The reason the sky at sunset is red

The phenomenon of light scattering in the atmosphere causes the sky to be blue during the day but turning red at sunset.

December 18, 2018
What happens if we stare at the Sun?
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What happens if we stare at the Sun?

Whether drawing stars, launching ships to planets or studying the Sun, people have been constantly looking up at the sky for thousands of years.

December 18, 2018
The hotter the sky, the lower the exam results?
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The hotter the sky, the lower the exam results?

The researchers analyzed test scores of 10 million American high school students in 13, from 2001 to 2014, through different climatic and weather conditions in the Unite…

December 18, 2018
Airports and the most
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Airports and the most

The construction of airports in unique destinations opens up a new sky for visitors who want to break records and conquer the globe.

December 18, 2018