Science

What is night? »Its definition and meaning

Anonim

According to its etymology, the word night is derived from the Latin "noctem". This term is used to define the period during which an area of ​​the earth (due to rotation) does not perceive the solar rays, so it remains in absolute darkness. This period is between sunset and sunrise the next day.

The length of the night can be modified throughout the year, this is due to the constant movement of the earth. During autumn and winter the nights are usually longer; showing more evidence during the winter period, where the sun sets much earlier and its rise is late. While in the summer, the opposite occurs, the nights are usually shorter.

In the everyday world, all those activities that take place at night are called nocturnal. For example, go to a disco.

At night it is easy to be able to observe the moon and the stars, as well as many of the nights are conducive to love encounters, eroticism, romantic dinners, etc. On the other hand, and starting from popular culture, the night represents for some people, the perfect setting to tell horror stories, based on the relationship between darkness and danger, since the darkness that night offers is ideal for bandits to hide and otherworldly beings to appear.

Many are the stories of vampires and werewolves, told over time, where these fantastic beings wait for the darkness of night to go out to feed, in the case of the werewolf, they wait for the full moon to transform and the vampire According to legend, he can only go out when it is night, as the sunlight would kill him.

In short, a whole series of stories and stories that are difficult to verify but that have always been part of popular culture, as is the case of the silbón (spectrum that appears in the Venezuelan plains at night) and the sayona (tormented spirit that scares womanizing men at night, very famous in Venezuelan folklore).