Science

Saturday, 13 April 2024
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?

Anorexia Nervosa
Trauma is also a risk factor for anorexia-there is a link between traumatic events and an eating disorder diagnosis.
Approximately 72 percent of people with anorexia report a traumatic event before the onset of eating ...
Brain
The human brain is made of two hemispheres separated by a longitudinal furrow
Each of the hemispheres is divided into five lobes: frontal, parietal, temporal, occipital, and marginal.
Fungi
There are fungi that hunt animals.
An example of such a mushroom is the oyster mushroom. If it lacks protein, it hunts for nematodes by ...
Aurora
Australians prefer to use the more accessible term - "southern lights" instead of Aurora Australis.
Anorexia Nervosa
Despite the literal translation of the term, the feeling of hunger is very often present in a person with this disorder.
Pathological control of this feeling, the need to eat, is a source of satisfaction for the patient.
Moon
The Moon's magnetic field is over 100 times weaker than the Earth's and ranges from 1 to 100 nanotesla.
It is not dipolar, so it is assumed that its source is not the nucleus but the crust.
Silver
Silver compounds are used to silver mirrors and to produce explosives (e.g. silver acetylides).
They are also used in analytical chemistry, e.g. to detect aldehydes (Tollens test).
NASA
The second Crew Dragon mission, SpaceX Crew-2, set the record for the longest spaceflight by the U.S. after spending 200 days in orbit.
Brain
Docosahexaenoic acid (DHA) plays a key role in the proper functioning of the brain.
It is an organic chemical compound from the group of omega-3 fatty acids, therefore the consumption of polyunsaturated fatty acids is extremely important.
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.