Science

Saturday, 27 June 2026
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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Liver
The liver can regenerate.
If only as much as 25% of the organ remains, it regenerates to the original size within a few weeks. This is why the liver makes a great donation organ.
Aurora
Auroras are not only present on our planet.
They were observed on all the giant planets in the solar system: Jupiter, Saturn, Uranus and Neptune.
Milky Way
Within a radius of 200 thousand, There are as many as 22 galaxies light years from the Milky Way.
All these objects are within the range of the Milky Way's gas halo and are its satellites. The largest of them are the Large Magellanic Cloud, SagDEG, Ursa Major II, and Toucan II.
Enceladus
According to new research, liquid water may exist on Enceladus several meters below the ice surface, and conditions there may be favorable for the emergence of life.
Tears
Humans are the only animals able to shed emotional tears.
Despite various studies, no evidence to the contrary has yet been announced.
NASA
The first living organism sent to space from the U.S. was a chimpanzee called Ham.
Ham, aboard the Mercury Redstone rocket, blasted off on January 31, 1961. “Ham the Astrochimp” was b ...
lava
During a volcanic eruption, several hundred cubic meters of lava are usually ejected.
These volumes can vary, sometimes being very large, such as during the eruption of the Laki rift vol ...
NASA
Apollo 13 launched on April 11th, 1970, and was forced to cancel the landing on the lunar surface (precisely on the Fra Mauro site), because of the explosion of an oxygen tank.
Fortunately, the lunar module served as a lifeboat and returned the crew safely back to Earth.
Moon
Selenographic coordinates are used to determine coordinates on the lunar surface.
Mushrooms
There are mushrooms that hunt animals.
An example of such a mushroom is the oyster mushroom. When it lacks protein, it hunts nematodes by f ...