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Astronomical Spring

March 20 is the day of the vernal equinox, after which the length of the day will gradually become longer than that of the night. On the equinox day the Sun will cross the celestial equator and equalize day and night. That will start an astronomical spring in the northern hemisphere.

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Shining Circle Around the Sun or Moon: What is it?

Sometimes we can see a brightly shining circle around the Sun, the Moon, or even an artificial light source (for example, a lantern). This natural phenomenon is called “halo”. It appears because of the refraction of light in ice crystals in the upper atmosphere at an altitude of 5-10 km.

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Have You Seen These Underwater Bubbles?

Icy underwater bubbles are one of the most curious natural phenomena. In the Canadian province of Alberta, there is Lake Abraham, which is known among scientists and nature lovers because of an unusual phenomenon: a large number of ice bubbles that have frozen under water. These fantastic circles are actually made up of methane bubbles.

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Have You Seen Ice Needles?

Ice needles instead of snow. Did you know that sometimes, instead of ordinary snowflakes, real ice needles can fall from the sky? These are small and very sharp ice crystals that can even cut the skin. They are formed from solidified water droplets and are usually found in Siberia and the Far North.

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World Lightning Capital

Do you know where the “World Lightning Capital” is? To visit it, you will have to go to Venezuela, to the municipality of Catatumbo. It was this area that got the title of the “World Lightning Capital” after the Guinness Book of Records recorded the world’s highest concentration of lightning in this region.

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Have You Seen Polar Lights?

Polar lights are one of the most beautiful natural phenomena on Earth If we were to rank the most beautiful atmospheric phenomena, we would definitely give one of the highest places to polar lights. The ideal time for them is clear frosty nights from September to March at latitudes of about 67–70°.

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Overcast vs Cloudy Weather: What's the Difference?

While overcast and cloudy weather conditions both involve clouds in the sky, there is an important distinction between the two terms. Let’s take a closer look at what defines overcast weather and what defines cloudy weather. Overcast Weather Overcast refers to dense, complete, or nearly complete cloud cover where clouds obscure most or all of the sky and block out direct sunlight.

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