Science

Thursday, 4 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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Earth
The lowest point on our planet is the Mariana Trench.
The depth of the trench located in the Pacific Ocean at its lowest point is 10.924 m below sea level ...
Large Magellanic Cloud
In the Marvel comics, the Large Magellanic Cloud is the heart of the Kree empire.
Milky Way
Our galaxy is surrounded by a spherical halo that extends as much as 200.000 light-years from its center.
The halo consists of old stars and globular clusters, and 90 percent of the material it contains is located within a radius of 100.000 light years from the center of the Milky Way.
Nicotine
The name nicotine comes from the name of the French physician Jean Nicot, who recommended tobacco as a medicine in the 16th century.
Nicotine was first isolated in 1828, and its chemical structure was discovered in 1843. Nicotine was first obtained through a chemical process in 1904.
Aurora
The Aurora Australis appears within the Earth's south magnetic pole.
The phenomenon can be observed in Tasmania, a mountainous island about 300 km south of the Australia ...
Milky Way
The solar system is 27.000 light years away from the center of the Milky Way.
It is located on the inner side of the Orion Arm, one of at least four arms of the galaxy. Their exa ...
Nicotine
Nicotine is a natural insecticide.
Plants such as tobacco produce it to repel pests - nicotine interferes with the neurotransmitters of insects and kills them.
Cosmos
Jupiter is the largest planet in the Solar System.
This gas giant is made up of 90 percent hydrogen and about 10 helium. The diameter of Jupiter is 139 ...
Silver
It is a silvery-white metal.
Its color misled gold seekers who, finding a gold nugget combined with a silvery metal, were mistake ...
Cosmos
Since 2nd November 2000, humans have continuously lived in space.
Although the lineup of astronauts orbiting over our heads changes constantly, there has not been a single day since November 2000 in which any astronaut has not been in space.