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Vessel buoy with icebreaking function

03.02.2023

China's first independently developed buoy vessel with icebreaking function "Haixun-156" was put into operation in the city of Tianjin (Northern China). This was reported by the Xinhua News Agency.

"Haixun-156" ("Marine patrol-156") will be at the disposal of the Northern Center for the provision of navigation services under the Ministry of Transport of the PRC.

The center's director, Chai Jinzhu, said the new vessel will be mainly used for navigational aid maintenance and emergency search and rescue missions, as well as waste clean-up work in freezing ports and waterways in northern China.

The displacement of Haixun-156 is 2 tons, and the length and width of its hull are 400 meters and 74,9 meters, respectively. Such a vessel is capable of continuously breaking through ice 14,3 meters thick while moving at a speed of 0,5 knots.

The new vessel, equipped with smart technology, can better ensure the smooth operation of ports and waterways and the safety of navigation in adverse sea conditions.

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The brain can block the storage of certain memories 06.12.2021

Scientists from Zhejiang University in China conducted numerous experiments with different groups of volunteers. The hypothesis of the researchers was confirmed: the brain is able to block the storage of certain memories, even if a person tried to remember them.

It is logical to assume that the information that we specifically focus on at a certain point in time should be remembered better. However, as it turns out, this is not always the case. The subconscious mind is able to determine how much we need this or that information in the future, and if it turns out that the data is no longer needed, they will not be stored in memory.

During the experiment, scientists asked volunteers to look at various objects and focus on certain elements of them, ignoring others. For example, focus on color rather than shape. They were then asked about what they remembered. There were several similar experiments with people of different ages.

The results showed that the volunteers were more likely to get distracted by things they needed to ignore and forget about the things they were asked to focus on in order to remember them later. This allowed scientists to conclude that the subconscious filters the information that enters the brain in a special way - based on how much it may be needed in the future. The fact that in the future is not particularly useful in any way - the brain simply does not store in memory.

These findings, according to scientists, may be of practical importance - when working with people with post-traumatic stress disorder, for example, or with witnesses of crimes.

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