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Cyborg cockroaches

19.03.2015

Scientists from Texas A&M University (USA) equipped a cockroach with a microchip, from which two electrodes were directed to the nerves that control the legs of the insect. This made it possible to control the movements of the "cyborg" with the help of electrical impulses and to control the movement of the insect from the remote control.

In laboratory tests, researchers were able to control the movements of a cockroach about 70% of the time, and in field tests, up to 60%. The microchip is powered by a tiny lithium battery, so that the total mass of the "backpack" placed on the insect's back does not exceed three grams. Scientists noted that although cockroaches are able to carry loads five times their body weight, in the end this can reduce their endurance.

Scientists plan to use such cockroaches as miniature robots that will perfectly cope with movements in hard-to-reach places, in addition, cameras and sensors can be attached to their body to collect the necessary data. Further research will be aimed at studying the possible habituation of insects to the effects of electrical impulses and the potential failure to execute commands.

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The attractiveness of caring men 14.04.2024

The stereotype that women prefer "bad boys" has long been widespread. However, recent research conducted by British scientists from Monash University offers a new perspective on this issue. They looked at how women responded to men's emotional responsibility and willingness to help others. The study's findings could change our understanding of what makes men attractive to women. A study conducted by scientists from Monash University leads to new findings about men's attractiveness to women. In the experiment, women were shown photographs of men with brief stories about their behavior in various situations, including their reaction to an encounter with a homeless person. Some of the men ignored the homeless man, while others helped him, such as buying him food. A study found that men who showed empathy and kindness were more attractive to women compared to men who showed empathy and kindness. ... >>

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Random news from the Archive

Cooling Fabric Conditioner 29.07.2020

Cooling rooms during the intense summer heat is quite a challenge, especially in the most heat-prone regions of our planet. Sometimes, no matter how often or how long the air conditioner runs, the indoor temperature still remains quite uncomfortable, and given that in the US alone, air conditioning equipment consumes more than 10% of the annual electricity, it becomes clear that you need to pay attention to some more efficient and versatile ways to implement cooling. This is what was proposed by the development team from the US Energy Administration.

Scientists have created a special type of fabric that perfectly converts heat and allows liquid to evaporate from the surface of the skin, while at the same time perfectly repels water - thus, this fabric is basically designed to be used on the person himself, as a kind of accessory to wear. The material itself for this fabric was created using electrorotational procedures with a polyurethane polymer and a water-repellent version of the polymer known as polyurethane fluorinate.

During subsequent refinement and material development sessions, the development team also added a highly conductive filler made primarily from boron nitride nanosheets. It is this component that allows the new evaporating tissue to effectively remove excess water from the skin surface, while not increasing the maximum amount of thermal and electrical energy expended in the process of implementing such a complex and multilateral conversion.

One way or another, the new polymer fabric is not yet intended for mass distribution on the market, even as a secondary device - the fact is that the developers will first have to conduct fairly complex and lengthy tests in order to identify certain weaknesses and shortcomings regarding such a fabric. In any case, there is no doubt that experts will soon present something unusual.

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