Science

Saturday, 27 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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Brain
Physical activity is equally important for the proper functioning of the brain, as it helps to create new nerve connections.
Medium-intensity aerobic exercise is considered the most effective.
Graphene
Already in the 19th century, scientists speculated that graphite was composed of layers.
This was only proven through research at the beginning of the 20th century, In 1947, the first theor ...
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.
Deimos
The diameter of Deimos during a solar eclipse on Mars is only 2.5 times greater than the diameter of Venus during transit.
Amber
Amber has been used as a medicine.
In ancient Rome, amber dust was mixed with honey to cure a sore throat, while mixed with water was u ...
Aurora
The Aurora Borealis in the northern hemisphere is visible between September 21 and March 21, between 6 p.m. and 1 a.m. when it is dark outside.
The range of the region in Northern Europe includes the Kola Peninsula in Russia and the territory of three Nordic countries: Finland, Sweden, and Norway.
Silver
Silver is the raw material for the production of coins.
Coins were produced from it as early as the 7th century BC. They were made in an ancient country called Lydia, from an alloy of silver and gold called electrum.
Phobos
The distance of Phobos from the surface of Mars is only 2.76 times the radius of the planet.
Anorexia Nervosa
Anorexia is the most common among young people and teenagers.
It is most common in girls and young women, although recently the disorder has been increasingly obs ...
lava
Magma can also solidify deep within the Earth's crust.
It then forms intrusions, bodies of rock that have penetrated between older rock formations. In the ...