Science

Sunday, 26 April 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 ...
Brain
Involving your brain in activities that involve solving logical problems reduces the likelihood of developing dementia by approximately 63%.
For health reasons, you should therefore perform as many tasks as possible involving the brain. Read ...
Anorexia Nervosa
Environmental factors have a large impact on the onset of anorexia.
The widespread cult of beauty and a slim figure - the promotion of skinny models, excessive physical ...
Silver
Silver is also used in medicine. Its healing properties were already described by Hippocrates.
Its importance in medicine lies in the use of strong antibacterial properties. Before antibiotics were available, silver compounds were used to prevent infections during World War I.
Tears
There are three types of tears.
They are: Basal tears (protecting and nourishing cornea) Reflex tears (glands' reaction to irritating compounds, like smoke) Emotional tears (produced in response to various emotional states)
lava
Magma is found not only under the Earth's surface.
It has also been found on other rocky planets (Mercury, Venus, Mars) and some natural satellites (moons).
Brain
Brain cells are produced throughout life.
Until the publication of research on neurogenesis in 2018, it was assumed that the process of creating neurons ends in childhood.
Cosmos
A memento of annihilation–the Chicxulub crater.
It is located on the Yucatan peninsula under the waters of the Gulf of Mexico. The crater was formed ...
Graphene
The publication of a groundbreaking experiment on two-dimensional graphene, as well as the description of a surprisingly easy method of obtaining it, triggered a real “graphene gold rush.”
Research has expanded and divided into many different subfields, examining various unique properties of graphene-quantum mechanics, electrical, chemical, mechanical, optical, magnetic, etc.
Phobos
Phobos craters are named after astronomers who contributed to the study of the moon, and characters and locations from Jonathan Swift's “Gulliver’s Travels.”
One, for instance, is called “Skyresh,” It was a High Admiral of the Lilliput council.