Science

Thursday, 5 March 2026
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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Amber
Amber often contains remains of insects, crustaceans, spiders, as well as plants.
The genetic material of organisms trapped within the amber is dissolved, so there is no possibility of recreating millennia-old creatures, such as dinosaurs, plainly out of the remnants from amber.
Fungi
Mushrooms are an important component of the circulation of matter in nature, they are decomposers - the last link in the food chain.
They are the only organisms that can decompose lignin and are important in the decomposition of cell ...
Enceladus
There are geyser-like fissures on the surface of Enceladus that eject streams of water vapor and dust into its atmosphere at speeds of about 400 m/s.
The ejected material rises to an altitude of 1500 km above the moon's surface.
NASA
The National Aeronautics and Space Administration agency was established on July 29th, 1958 by president Dwight Eisenhower.
It was a response to the launch of a Soviet artificial satellite Sputnik 1 in 1957.
Anorexia Nervosa
The exact cause of anorexia is not yet known.
It is thought to consist of a combination of biological, psychological, and environmental factors.
Silver
It is approximately 17 times more abundant in the Earth's crust than gold.
Silver is mined in Mexico, Peru, China, Australia, Chile, Poland, Russia, Bolivia, USA, Argentina, Canada, Kazakhstan, India, Turkey, Sweden, Guatemala, Morocco, Indonesia, Iran, and Papua New Guinea.
lava
Pumice is formed from acidic varieties of lava.
It is a volcanic magma rock composed of porous volcanic glaze (more than 50% pores), formed from hig ...
Snow
Snow is formed from the finest droplets of over-cooled water in clouds.
These droplets attach themselves to nuclei of crystallization, which can be, for example, dust parti ...
Nicotine
Tobacco, whose leaves are the source of nicotine, was cultivated by people living in America two thousand years before its discovery by Columbus.
It came to Europe in the 16th century and both tobacco and the nicotine it contained were originally ...
Mushrooms
They can be very expensive.
The most valuable mushrooms are the white truffles. For a 1.5 kg specimen was paid 330,000$.