Science

Saturday, 8 November 2025
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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Anorexia Nervosa
People suffering from anorexia often perceive themselves as overweight, although in reality, they are underweight.
These individuals also often deny that they have a problem with low weight. They may weigh themselve ...
Large Magellanic Cloud
In the Marvel comics, the Large Magellanic Cloud is the heart of the Kree empire.
Titan
The atmospheric pressure at the surface is 146.7 kPa (1.5 bars), which makes it 45% higher than on Earth.
Titan’s atmosphere is made of 98.4% nitrogen, 1.4% methane, and 0.2% hydrogen, and extends up to 975 ...
Large Magellanic Cloud
It is located approximately 163.000 light-years from the Milky Way.
The measurement error from 2013 is 2.2 percent.
Enceladus
Enceladus' geysers are the main source of material in Saturn's E ring.
This material also reaches Saturn's atmosphere, where water from the Enceladus eruption can be found.
NASA
The Apollo program launched 11 crew missions between 1968 and 1972.
Out of 11, four were test flights, six ended up delivering men to the Moon, and one had failed to accomplish its goal.
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.
Earth
The Earth formed from a proto-planetary disk around the Sun about 4.54 billion years ago.
For its first billion years, it was a hostile, harsh, rocky place where life did not exist. According to research, the first living organisms appeared in Earth's oceans about 3.5 billion years ago.
lava
Magma is found not only under the Earth's surface.
It has also been found on other rocky planets (Mercury, Venus, Mars) and some natural satellites (moons).
Cosmos
Jupiter is the largest planet in the Solar System.
This gas giant is made up of 90 percent hydrogen and about 10 helium. The diameter of Jupiter is 139 ...