Science

Tuesday, 13 January 2026
13 facts about Deimos
13 facts about Deimos
A smaller moon of Mars
Deimos is a smaller and more distant Martian moon. Its diameter is only 12.4 km, although it is difficult to talk about the diameter in the case of su ...

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Liver
Liver filters blood.
It breaks down toxic particles, such as drugs and alcohol. It also destroys old and damaged blood cells.
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.
Tears
The frequency of crying depends on human nature.
There is no equation to calculate how often people cry. It depends on various factors, such as emoti ...
Nicotine
Nicotine is also used in the treatment of attention deficit hyperactivity disorder (ADHD).
The therapy uses patches containing nicotine, which is perfectly absorbed through the skin. Just 45 ...
Earth
The largest tectonic plate is the Pacific one, covering an area of 103 million square kilometers.
Most of the plate is submerged under the ocean, the land area of the Pacific plate is only a part of ...
Snow
On average, snowflakes are about five millimeters in diameter and weigh about four milligrams.
As temperatures rise, snowflakes become larger as the crystals thaw and then stick together to form ...
Mushrooms
Mycelium may become visible to the naked eye, for example, on various surfaces and substrates such as damp walls or spoiled food.
Myceliums grown on solid substrates are referred to as colonies. Some individual colonies can reach ...
Earth
The length of the day on Earth is constantly increasing.
In the first million years of the Earth's existence, the day lasted only four hours. From the very b ...
Graphene
Another potential area of application of graphene is materials engineering.
Very high-quality graphene could be combined with other materials, e.g. rubber or plastics, which wo ...
Nicotine
Nicotine is an organic chemical compound (C10H14N2) from the group of pyridine alkaloids.
Under natural conditions, nicotine occurs in the leaves and roots of noble tobacco (Nicotiana tabacum), which is most often used in the tobacco industry. The leaves contain 1 to 3 percent of nicotine.