Science

Saturday, 22 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 ...

Did you know?

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.
Phobos
It is the closest orbiting moon in the Solar System.
It orbits Mars faster than it rotates, completing an orbit in 7 hours and 39 minutes.
Aurora
The color of the aurora depends on the height at which the atoms are colliding, and the type of atom.
If the collision is with nitrogen, we see the color purple and maroon. Collision with oxygen gives g ...
Mushrooms
The fungus Ophiocordyceps unilateralis is able to take control of ants.
Fungi of the genus Cordyceps are parasitic fungi, living on animals - on insect larvae or spiders - ...
Liver
One of the main symptoms of a malfunctioning liver is a change in skin and eye color.
They can turn yellow because of unprocessed bilirubin, which is a by-product of the catabolism of heme (a precursor to hemoglobin).
Mushrooms
Multicellular organisms are the most numerous group among fungi, but there are also single-celled fungi, like yeast.
A distinctive feature of fungi is the cell walls built of chitin. The fungus cell can be mononuclear ...
Amber
Amber possesses electrostatic properties.
It can produce static electricity when negatively charged by applying friction. Because of that, ancient Greeks named amber “elektron,” which became the basis for the word electricity.
Titan
The first probe near Titan was Voyager 1.
The flight took place on November 12th, 1980. Several photos were taken from a distance of 4,000 km, ...
Enceladus
The area of Enceladus is over 800.000 square kilometers.
Large Magellanic Cloud
The galaxy appears in many films, anime, and computer games.