Tihomir Čuljak
One-wheeled trolleys, the wheelbarrow, are a small innovation that has significantly facilitated work in construction, but also in agriculture. These carts allowed one man to easily carry a load great...
Rabbits are bred for meat, but also as pets. Guinea pigs or hamsters are bred as pets. They all reproduce very quickly. The biggest problem is the stench that spreads when their feces are cleaned. Thi...
The vast majority of ships will sink if they are overturned by the waves, or if an opening is formed in the hull of the ship through which water suddenly enters. Some sailboats have ballast that retur...
Drones are most commonly known as unmanned aerial vehicles. They appeared about fifty years ago as toys, and about thirty years ago they began to be used for air reconnaissance. In the last ten years,...
NASU is plagued by a problem. How to deliver a crane to the moon that should unload cargo from the cargo space of the lunar modules that would supply future lunar colonies? Existing cranes are heavy a...
On earth, many materials are used in construction. Some materials like wood are simply taken from the environment, while some materials are produced in large cement, brick, or iron factories. There ar...
The first programs were written on punched cards. Whether the program was written correctly could only be found out when the cards were placed in the reader and when it could be seen if it was working...
Around a billion people in the world have some form of disability. That’s about 15% of the world’s population. There are also many temporary invalids as a result of illness, injury or old age. Disable...
In the exploitation of metal and mineral mines, the raw material is usually in the form of sand. These sands contain valuable minerals that are important minerals in the production of many products ar...
In the case of accumulation lakes (1), especially artificial ones, a large problem is the deposition of sediments at the bottom of the accumulation lake, especially near the dam (2). Such lakes, in ad...
NASA has plans to resend people to the moon, but this time on a more permanent mission. They have to solve a lot of problems for this project. The most important problems are around the distribution,...
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There’s a saying that family that says together in good and bad times brings harmony and peace in their life unfortunately there are many families that are not harmonious due to many reasons. Often ma...
Suffering from Hair Loss & baldness? The ushering technique of hair transplantation has been bliss to mankind since the 19th century. This modern & sophisticated technique includes a surgical procedur...
To date, several space stations have been built for the permanent residence of humans. They are made of solid material and in one piece taken into space to a location where they are placed at a certai...
Today, most mobile communication devices transmit data either through numerous repeaters located on taller buildings and poles. The new mobile 5G network will have to have repeaters every few hundred...
With the development of space technologies, it is increasingly likely that housing will soon have to be built for longer or shorter human stays on the moon. These colonizers will have to overcome a nu...
RDM Industrial Products Inc. is one of the most reputed and leading laboratory and industrial furniture solutions supplier and manufacturer. The company was established in 1977 and has been serving th...
Astronauts also have the physical need to go to the toilet in space. Sometimes when they are sick they have to vomit. In space, all this is a problem because there is no gravity so bodily secretions f...
Many tourists visit ancient abandoned cities every day in Latin America. They remain caught up when they see the walls built with large stone blocks. They are so arranged that no jewels can be placed...
According to some satellite images, the land surface under vegetation increases with increasing CO2 levels in the air. The same footage shows a very large disappearance of forests, which disappear in...
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Tihomir Čuljak
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