Science

Wednesday, 3 December 2025
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Amber
Amber possesses electrostatic properties.
It can produce static electricity when negatively charged by applying friction. Because of that, ancient Greeks named amber “elektron,” which became the basis for the word electricity.
NASA
The historical landing was a part of the Apollo 11 mission.
On July 20th, 1969, Neil Armstrong walked on the lunar surface as the first human in history. Edwin ...
Titan
The closest Cassini’s flight around Titan took place at an altitude of 880 km on June 21st, 2010.
Its aim was to check if Titan has its own magnetic field. As it turned out, it does not have a clear ...
Nicotine
Until the end of the 20th century, it was believed that nicotine did not lead to the development of cancer.
But already in the first decade of the 21st century, this view was questioned and a debate began among scientists about its carcinogenic properties.
Deimos
The surface of Deimos is covered with a few craters.
These craters are less visible than on the other moon because they are filled with regolith (rock dust).
Brain
Even though it accounts for only 2% of body weight, it uses about 20% of the energy produced by the body.
Deimos
The dimensions of Deimos are 15 x 12 x 10.4 km.
Due to its small size, it is not a spherical object.
Anorexia Nervosa
The disease causes several symptoms from the body’s functioning.
Loss of body fat and muscle, resulting in emaciation and cachexia Lowering of body temperature belo ...
Large Magellanic Cloud
The Large Magellanic Cloud will collide with the Milky Way in about 2.4 billion years.
Milky Way
According to recent research, there may be as many as 400 billion stars in the Milky Way.
The number of stars was originally estimated at around 100 million, but recent measurements suggest that this number may be up to four times greater.