Environment
Why is there a tidal up and down phenomenon?
Seawater is retained on Earth by gravity, the Moon and the Sun also have gravity for the earth. In particular, the Moon absorbs a mass of water on the ocean surface.
Sun
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Articles about Sun
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Environment
Why is the sky blue?
Each color corresponds to 1 wavelength, frequency and carries different energy. Purple light has the shortest wavelength in the visible spectrum.
Environment
What is the sun halo?
The big light around the Sun is not a circular rainbow. It is merely the result of a common optical phenomenon in nature: light refraction.
Environment
Central Vietnam reduces the hot sun, the North continues to rain, there is a place where rain is very big
It is forecasted that from today, August 15 to August 17, due to the influence of the low vortex developed to a height of 5,000 meters, the North continues to have moder…
Environment
Greenhouse effect
The greenhouse effect is the effect of warming the Earth's air due to the Sun's shortwave radiation passing through the atmosphere to the ground; The hot absorbing groun…
Environment
Hot sunshine Hanoi peaked at 41 degrees C today
On June 3, Hanoi temperature increased to 41 degrees Celsius, the peak of the heat wave. However, the actual outdoor temperature is much higher, causing a burning sensat…
Environment
Welcoming the cold air, the North is about to end the hot sun
Due to the influence of cold air, the northern provinces will end the heat from tomorrow.
Environment
Distinguish hot sun concepts
Hanoi is experiencing intense hot days, the highest temperature is 42 degrees Celsius. Many people just feel, or hear the reporters notice, not understand the related co…
Environment
Why is Hanoi and the Northeastern provinces hot in record?
In the past, the hot sun peaks were mainly in the Northern North and North Central, the heat wave was recorded this time, the hot peaks were concentrated in Hanoi and th…
Environment
Northern region has local hot sun, Hanoi temperature up to 36 degrees Celsius
The forecast today (May 23), the area of the North West region and the provinces from Thanh Hoa to Phu Yen will occur wide-ranging sunshine with the highest common tem…
Environment
'Air conditioner' invention does not need electricity for summer day 45 degrees Celsius
The ultra-environmentally friendly air conditioner, made from plastic bottles, is an excellent solution for those who live in power shortages.
Environment
Why do corals appear around the Sun and Moon?
Sometimes we will find in the sky filled with silver gray clouds, when the sunlight or the moon shines on the clouds, the surroundings will be a faded silver halo. The h…
Environment
After Nghe An, strange aura appeared in Hue sky
Many people in Hue are very curious and surprised by the appearance of a strange aura around the Sun.
Environment
Things you don't know about the fake sun phenomenon
The fake Sun phenomenon or the Ghost Sun, whose scientific name is parhelion (plural is parhelia). This is an atmospheric phenomenon, which is a bright spot, often found…
Environment
Surprise with oases filled with trees and shade between the Sahara desert
Sahara Desert is a symbol of hot and dry sun. But in the middle of that dry land, fresh lakes appeared.