As the video above will confirm, the Slinky is a rather weird toy. Its strangeness does not come from its construction, shape or function, but rather from its behavior from a purely physical point of view. When dropped, its bottom appears to hover in the air for a rather long time.
Why this happens has been somethi... |
22 December 2011 07:36 GMT |
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Undoubtedly, one of the greatest problems facing a potential human colony on Mars or the Moon is dust. This is especially true in the case of the Red Planet, which is covered in the stuff. Dust devils and sand storms are common occurrences, and these natural events have the ability to significantly disrupt any type o... |
20 January 2010 18:01 GMT |
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Scientists working with the American space agency NASA have recently devised a new machine that allows them to simulate various levels of gravity. Made of high-capacity, super-conducting magnets, the device proved able to maintain a three-week-old mouse in 0-gravity. Because the rodent is very similar to us genetical... |
10 September 2009 06:02 GMT |
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Water droplets are pretty common in everyday life, so not many people give them a thought beyond that of wiping them off their hands or, at best, that of using them as a model for an artistic photography. But the fluid mechanics has a lot of interesting things to show and to teach us. This is why scientists still spe... |
11 December 2008 10:10 GMT |
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By harnessing a force that generally makes matter stick together, a team of researchers from the University of St. Andrews that had previously demonstrated that invisibility cloaks could one day be feasible, showed that they can levitate objects by reversing the effects of the Casimir force. The same phenomenon is sa... |
5 June 2008 05:48 GMT |
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It's finally out on the market. Behold the hovering chair! We can at last literally float the stress away in the new unique suspended lounger. In fact that's its name, "The Lounger". The British company Hoverit Ltd. has recently presented a chair that can act as a bed as well, which defies gravity by floati... |
18 January 2008 02:49 GMT |
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Superconducting materials levitating into strong magnetic field probably stand for the first image to come to mind when mentioning superconductivity and magnetism. No wonder! In all likelihood, it is the effect that has the longest list of possible applications. The superconductivity phenomenon involves cooling mater... |
14 January 2008 04:32 GMT |
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