Science

Saturday, 21 February 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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Mushrooms
Once mushrooms were included in the world of plants, a group of Thallophytes.
Their limited ability to move, growth type, and morphological dissimilarity from animals have been s ...
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 ...
Moon
The Moon's core consists of a solid part made mainly of iron and a semi-liquid part surrounding it.
The solid core has a diameter of 240 km and the semi-liquid core has a diameter of about 330 km.
NASA
Since 2017, NASA, in collaboration with ESA, JAXA, and CSA, has been working on the Artemis program.
The program aims to reestablish a human presence on the Moon with the usage of the Space Launch Syst ...
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 ...
Earth
There are over 7.8 billion people in the world.
It took humanity over 2 million years to reach a population of one billion. In 2011, there were 7 bi ...
Liver
It is the second largest organ of the human body.
The first is the skin.
Brain
It consists of 75% water.
This is primarily why proper hydration of the body is so important - dehydration disrupts the brain’s work.
Titan
Several of Titan’s mountains are named for mountains from J. R. R. Tolkien literature (i.e. Moria Montes), and colles (collection of hills) are named after Tolkien’s characters (i.e. Arwen).
Milky Way
A galactic year is the period during which the Sun orbits the center of the galaxy.
It lasts about 230 - 240 million years. The solar system moves around the center of the Milky Way at an average speed of 230 km/s (828,000 km/h).