Science

Wednesday, 19 November 2025
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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Mushrooms
Most fungi develop as hyphae, which are cylindrical, filamentous structures 2-10 µm in diameter and up to a few centimeters long.
The hyphae branch, merge, which leads to the formation of mycelium, which is an interconnected netwo ...
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NASA
Any astronaut interested in working for NASA has to complete 1 000 hours of flying time.
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Nicotine
Tobacco, whose leaves are the source of nicotine, was cultivated by people living in America two thousand years before its discovery by Columbus.
It came to Europe in the 16th century and both tobacco and the nicotine it contained were originally ...
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Nicotine
Larger doses of nicotine cause permanent blocking of the nervous system.
Nicotine binds permanently to nicotinic receptors in nerve cells, disturbing their metabolism. Initi ...
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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.
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NASA
NASA has been sued for trespassing on Mars.
Three men from Yemen sued NASA in 1997 claiming that the agency trespassed on their property. They based their claim on the fact that Mars was given to them by their ancestors over 3,000 years ago.
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Silver
Silver occurs in nature in its native form (a rare mineral consisting mainly of metallic silver), along with sulfur, arsenic, antimony and chlorine.
It is also found in the ores: argentite (a rare mineral from the sulfide group), chlorargyrite (a ve ...
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Milky Way
Until 1920, most astronomers believed that the Milky Way contained all the stars in the universe.
Only observations made by Edwin Hubble made humanity realize that it is only one of many galaxies.
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lava
One of the main types of flowing lava is "stony rough lava" - aa.
Aa is basaltic lava and is characterized by a rough, jagged surface. It forms rare but large gas bub ...
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Nicotine
Nicotine was observed to fight gastrointestinal parasites.
Pygmies are said to be the most addicted to nicotine. In the Aka tribe living in central Africa, alm ...
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15 facts about Ganymede
15 facts about Ganymede
The largest moon in the solar system
Ganymede is a huge moon by solar system standards. It is larger than Pluto and Mercury. Apparently, it was observed with the naked eye in ancient time ...
16 facts about Enceladus
16 facts about Enceladus
An icy world with a liquid ocean beneath the surface
Although the name of the moon comes from the giant Enkelados, who was crushed by Zeus in Sicily, the moon itself is relatively small. Its small size i ...
16 facts about Large Magellanic Cloud
16 facts about Large Magellanic Cloud
It is the largest satellite galaxy of the Milky Way
It owes its name to Ferdinand Magellan, who admired it in the sky during his expeditions around the world. To the naked eye, it can be seen as a faint ...
20 facts about Moon
20 facts about Moon
The only natural satellite of the Earth
We call it the silver globe. It has stimulated human imagination for centuries and was ubiquitous in folk stories and legends. It was only in the seco ...
25 facts about Earth
25 facts about Earth
Our house
Although 4 billion years ago no sane person would have given the Earth a chance to support life, today it is a concentration of countless forms of liv ...
16 facts about Milky Way
16 facts about Milky Way
Our galactic home
A galaxy is a gravitationally connected system of stars, dust, gas, and dark matter. It is estimated that there are almost 3.9 trillion of them in the ...
15 facts about nicotine
15 facts about nicotine
Neurotoxin
Nicotine is a natural insecticide that some plants use to defend themselves against pests. It is also a substance that people use as a stimulant, and ...
22 facts about fungi
22 facts about fungi
Eukaryotic microorganisms
Mushrooms are found all over the world and grow in a wide range of habitats. They can be found in extreme environments such as deserts or areas with h ...
24 facts about silver
24 facts about silver
One of the earliest metals used by humanity
Silver is one of the first metals discovered by man, it has been known since antiquity. The Egyptians valued them more than gold. It was used to make ...
25 facts about Cosmos
25 facts about Cosmos
Space, the final frontier
The cosmos or universe is, by definition, all that has existed, exists, and will exist. It is built by three basic elements: space-time, energy, and t ...
19 facts about graphene
19 facts about graphene
Carbon structure resembling a honeycomb shape
This increasingly popular material, which is a flattened form of carbon arranged in cubic structures, may revolutionize our world and the state of cur ...
13 facts about snow
13 facts about snow
White fluff of the winter landscape
Snow, the white fluff of the winter landscape, is not only one of the most charming atmospheric phenomena but also a small wonder of nature. Falling f ...
21 facts about Anorexia Nervosa
21 facts about Anorexia Nervosa
Serious eating disorder
Anorexia is a mental disorder that affects an increasing number of young people. The problem of this disorder is very complex and is caused by many fa ...
14 facts about lava
14 facts about lava
Molten rock released from inside the Earth
Lava is molten material from the Earth's interior (magma) that has escaped to the surface.It is not identical to magma, its composition is slightly di ...
22 facts about Mushrooms
22 facts about Mushrooms
Fungi
Fungi are found worldwide and grow in a wide range of habitats. They can be found in extreme environments such as deserts or areas with high concentra ...
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