Science

Tuesday, 19 May 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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Deimos
The composition of Deimos is very similar to that of C- and D-type asteroids.
Liver
It is the body’s largest glandular organ.
It weights approximately 1,600 grams in males and 1,400 grams in females.
Deimos
The Swift Crater is 1 km in diameter while the Voltaire Crater is 1.9 km in diameter.
They are located close to each other in the northern hemisphere, right near the prime meridian.
Milky Way
It is almost as old as our Universe.
Its age is estimated at 13.6 ± 0.8 billion years, so it may be only 100 million years younger than the Universe.
Fungi
What distinguishes fungi from animals is the presence of cell walls and vacuoles, which in turn makes them closer to plants.
Fungi do not perform photosynthesis, the cell walls of most fungi contain chitin, which does not occ ...
Cosmos
The Solar System is located in the Milky Way.
Our galaxy ranks rather average, its diameter is 100 to 120 thousand light years. Perhaps a unique f ...
Graphene
Polish science contributed to the discovery and revolutionization of graphene production methods.
The key date is 2011 when the Institute of Electronic Materials Technology together with the Faculty ...
Fungi
Mushrooms are of great importance in the development of civilization, due to their key role in the production of bread and wine.
Many species of mushrooms are used in food production: bread, alcohol, and cheese. Some of them, suc ...
NASA
In 1973 NASA launched the Skylab mission.
Its purpose was to set up the first American space station. Skylab successfully operated from May 14th, 1973 to July 11th, 1979, when it disintegrated into the atmosphere.
Snow
There are various snow events of varying duration and intensity, such as snow flurries, snow showers, snow squalls, blowing snow, and blizzards.
Snow flurries are minor snowfalls that cause light dusting or no snow accumulation.During snow showe ...