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Search Result for: movement Cool
A beautiful feline specimen hunting a feather. Just look and see what perfect eye-movement coordination it has. It is really something impressive, and why feline are such great hunters. Enjoy!
Superb 6 minute domino-like creation which is called kinetic art. The difference is that kinetic art uses also other objects to obtain the kinetic art movement (toilet paper is one such weird example of a strange kinetic art object). Enjoy this cool video clip.
Funny
Frank Caliendo (on David Letterman) imitates George W. Bush's squinting, head-bobbing and hand movements, and gets them quite right, from what I can see
Enjoy!Big in Japan
Well, I couldn't believe it when I saw this Japanese fish training video clip, but it seems true. The fish have been trained in recognizing the movements of their trainer, and executing specific moves. This Japanese fish training video clip is really cool, and worth watching, so enjoy it!
Tech
According to wikipedia, the homopolar motor was the first ever device that managed to produce rotational movement from electromagnetism. It was first built and demonstrated by Michael Faraday in 1821. Here are a few examples of these types of motors, that you can do at home!
This forklift uses the same technology you've seen used in the robot with omni-directional wheels. As somebody pointed out in the comments, these wheels are called mecanum wheels and have been around since '73 and are used by the US military for different utility vehicles that operate on-board aircraft carriers where movement space is limited. Very interesting!
Amazing
This Russian Mi-24 HIND helicopter can fly without rotating its main rotor. It can achieve this by pitching the rotor's propellers against the direction of movement, thus effectively working like an airplane's wings. Also the pilot can vector downwards the turbine's engines, giving it partial lift. Quite an amazing feat of engineering! Enjoy these two videos!
Technology and Health News
It was finally demonstrated how atoms arrange themselves inside the materials. This opens new possibilities for designing ultraresistant objects.
Glass is a material called 'amorphous', whose atoms that is, are not disposed in a regular type structures crystal. The substance is not considered a solid but, rather, a liquid with very high viscosity. An international research team, led by Paddy Royall University of Bristol (Great Britain), in collaboration with Japanese and Australian scholars, is now able to demonstrate that during the solidification particles have in-shaped structures that prevent the icosahedron formation of crystals. Unlike solid crystalline form, in which the atoms are fixed to one another by chemical bonds into regular geometric structures, glass appears' solid 'just because the movement of each particle is physically prevented by the presence of other neighbouring atoms. The particles, that is, hinder each other. It was thus finally confirmed, with a simulation test, a 50 years old theory that explains many of the characteristics of this material and that could allow us to build, for example, non-crystalline metals much more resistant than traditional ones.
The sense of justice and the practical idea of efficiency are encoded in different ways and in different areas of the brain. A study in Science.
Giving a lot to very few, or just a little at everyone? According to a study published on this number of Science, most people follow the second choice, relying on fairness.
The neurophysiologists at the University of Illinois and California Institute of Technology have succeeded, through magnetic resonance imaging, to identify which brain areas are involved in taking such decisions. Scientists have concluded that two different parts of the brain, the insula (a small area of bark MEP to the perception of physiological states) and the putamen (Part nuclei that control voluntary movement), are activated when judging respectively fairness and efficiency. A third area, the caudate nucleus, is the coordination of the first two areas.
Cloned cells were transplanted into the brain of mice who suffered from this disease and they replaced sick neurons.
The success of therapeutic cloning in mice. Researchers of the Sloan-Kettering Institute in New York, led by neuro-scientist Lorenz Studer, have treated the guinea pigs suffering from Parkinson with the transplantation of embryonic stem cells obtained from the skin of rodents themselves sick. The experiment, described in Nature Medicine, not only has recorded cases of rejection, but also significant improvements in the evolution of clinical pathology.
The group Studer - after having caused lesions in the brains of mice that would determine the same effects of Parkinson's disease - has transferred the nuclei of cells inside the tail skin cell mouse egg "emptied" of its nucleus, through the technique known as therapeutic cloning (or Scnt, Somatic Cell Nuclear Transfer). The cloned cells, cultivated, were then developed into blastocysts. The researchers thus generated 187 lines of embryonic stem cells from 24 different mice, most of which later differentiate into neurons capable of producing dopamine.
Filming particles is now possible. It was done for the first time by a group of Swedish researchers using extremely short pulses of light
Getting images of electrons that do not appear to "move" has been impossible because of the speed of these microscopic particles. But a group of researchers in the Faculty of Engineering at the University of Lund (Sweden) now has found a way to shoot the movement of an electron using an innovative technique that provides for the use of flash light of extremely short duration.
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