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Stories about: surface tension

Water Drops Behave Like Black Holes 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 Future Astronaut Coffee Cups Have Corkscrew Shape Ever wondered how future astronauts will drink their coffees when they wake up? Don't say they will use cups, because they have already tried that and its not very funny to get hot coffee all over your face. On Earth, the powerful gravitational field solves pretty much of this problem. Liquids are contained into... 21 January 2008 04:00 GMT Why Are All Cosmic Objects Spherical? First of all, let's leave the cosmic objects aside for a moment and let's talk a bit about gravity. The gravitational force has been the first elementary force to be fully understood by physicists, however, what physical phenomena causes it remains mostly a mystery even today. Furthermore, this inability to... 5 January 2008 03:30 GMT