Science

Friday, 9 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 ...

Did you know?

Cosmos
The largest canyon both on Mars and in the entire Solar System is Valles Marineris, which stretches 400 kilometers, is 200 kilometers wide, and 10 kilometers deep.
The canyon is located just below the Martian equator.
Read all facts
Tears
Humans are the only animals able to shed emotional tears.
Despite various studies, no evidence to the contrary has yet been announced.
Read all facts
NASA
In 1997, NASA, in collaboration with ESA and ASI (Italy), launched the Cassini-Huygens space-research mission.
Commonly referred to as Cassini, its goal was to study Saturn, its rings, and natural satellites. Ca ...
Find out more
Deimos
The surface of Deimos is covered with a few craters.
These craters are less visible than on the other moon because they are filled with regolith (rock dust).
Read all facts
Snow
Snow crystals were first photographed in 1879.
This was done by German lawyer, astronomer, naturalist, and nature photographer Johann Heinrich Ludw ...
Find out more
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.
Read all facts
Cosmos
The development of the universe can be divided into five stages.
The very early universe lasted only a picosecond, during which time the laws of physics that we know today had not yet developed.
Read all facts
Silver
Pure high-quality silver contains at least 99.9 percent of this metal.
Purity levels above 99.999 percent can also be found.
Read all facts
Moon
It is the fifth largest moon in the solar system.
In size, it is second only to Ganymede, Titan, Callisto, and Io.
Read all facts
Amber
Amber is associated with good luck and protection.
In some cultures, amber necklaces are gifted as good luck charms, to newborn babies to protect them from diseases, or as a marriage gift that represents eternal love.
Read all facts
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 ...
More