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Levitating water
(7) | 29/08/2012 | Translate: Water strobing over with great frequency shown as hovering.
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Cat hypnotized by a “Magic” lamp A cat is processing a decorative lamp with strobe lighting effects. The light bulb in sync with the flow of water, and creates a floating effect drops. Actually the flow of water is continuous. - Fountain with stroboscopic light Here's how it looks a fountain of shed strobing with greater frequency than that of water flow. See the drops to move backwards.
- Swallowfishes and their predators The swallow fishes, are fish of the Exocoetidae family that have developed fins on their gills, which give them the possibility to be ejected and suspended over the water several meters. This ability of theirs can make them more agile, but at the same time makes them vulnerable above and below the surface of the water - since above they are chased by the frigate birds (Frigate), and from below fish hunters (Coryphaena hippurus). Excerpt from the documentary "The Hunt" by BBC.
- Waterproof drone that flies and submerges in water The Mirs-X is a quadcopter that flies like a standard drone, but can also submerge and move through water, using the same four propellers. Researchers at the Chinese University of Hong Kong designed the prototype to hover for six minutes in the air or stay underwater for about 40 minutes.
- Quick trap for mosquitoes In the yard of his house in Rio de Janeiro, a man found the right solution to get rid of the mosquito. He put water in a plastic container, and brought it close to the light.
- Rainbow on a cloud On August 21, 2022, residents of the city of Haikou in Hainan Province in China were able to observe an iridescent cloud. Iridescent clouds are a diffraction phenomenon caused by small water droplets or small ice crystals scattering individual light. The light refracts giving the cloud a colored appearance.
- A technology for real holograms In 2019 at the InteractLab research center at the University of Sussex, Researchers have developed a hologram that uses a polystyrene bead, which is suspended by means of an array of speakers emitting ultrasound. The bead is illuminated with an LED light projection, and moves so fast that it creates images.
- Cleaning a ring with ultrasonic A diamond ring is placed in an ultrasonic cleaning machine. From the first seconds, we can see the results of ultrasonic cleaning, which sends ultrasound waves (with a frequency of 20 kHz to 170 kHz) in liquid (water or other solvent).
- Strobe firework A firework that emits stroboscopic light before exploding with a deafening noise in the sky.
- Spectacular show with lights and laser show Plans during the annual festival of electronic music in Holland Qlimax. The show combines strobe lights and lasers are spectacular.
- That a three-dimensional zoetrope works The zoetrope is rotating still images that create the illusion of animation as they rotate under strobe light or the shutter of a camera. When the rotation speed is synchronized with the strobe or camera, become visible animation zoetropes.
- The flying fish Fish of the family Exocoetidae have developed fins in their gills, which give them the possibility to be ejected and suspended over the water several meters. This unusual ability is a natural defense mechanism to evade their hunters.
- Fishing with crack in Lebanon Unlike dynamite, This kind of fishing and if it looks weird, is it legal. Here, anglers from Lebanon fly a small crack near the point where a school of fish, While they have placed a powerful Led light over water. The herd panics and tries to move toward the light to protect.
- The Leidenfrost effect When a surface is heated to above 200 ° C and a drop of water in contact with it, the evaporation of the layer at the base of the drop makes hovering, While the steam layer between the style and the material acts as a thermal insulator, not allowing the drop to evaporate immediately. Two students at the University of Bath in m. Britain, built a labyrinth that works with this phenomenon and initiates the drops in specific directions.
- The most spectacular fountain Every day, Lotte Shopping Mall in Korea, starts a spectacular water show, light and colours. The impressive fountain located on the site works like a printer water somehow, creating many beautiful designs.
how does that happen?