Science

Sunday, 30 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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Moon
Up to 14.000 square kilometers of the Moon's surface may remain in perpetual shadow.
Water is most likely to be present in these places.
Titan
The diameter of the Titan at its equator is 5,150 km.
It is 48% larger than Luna (Earth’s moon) and 80% more massive.
Cosmos
The largest galaxy that has been spotted so far is IC 1101.
Located 1.04 billion light-years from Earth, this giant has a diameter of more than two million ligh ...
Liver
The 10% of the liver is fat.
Exceeding that amount, which is called a fatty liver, may lead to type 2 diabetes, in consequence.
Aurora
The aurora is an inseparable element of the polar regions.
It occurs in high latitudes, mainly beyond the Arctic Circle. It also happens, however, that under favorable conditions, it can be observed around the 50th parallel.
Earth
Most people live in the northern hemisphere.
This is because the Northern Hemisphere accounts for 68 percent of all landmass. It is estimated that in the future up to 90 percent of the population may live in this part of the globe.
Amber
It is a fossilized resin from ancient trees, often prized for its natural beauty and historical significance.
The oldest amber is approximately 320 million years old, making it a valuable window into prehistori ...
Tears
Tears are primarily made of water.
They also consist of fatty oils, salt, and proteins.
Deimos
Deimos orbits Mars in 30 hours, 17 minutes and 55 seconds.
It moves in an almost circular orbit that is systematically expanding. So unlike Phobos, which will most likely fall to the surface of Mars, Deimos will one day escape into space.
lava
Lava can take many different forms.
Common forms are aa, pahoehoe and pillow lava.