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Category Archives: Observing Water
The wake
Quietly, the duck swims across the water surface, its legs paddling silently underneath. Behind it, a small wake spreads distinctly, disturbing the otherwise completely still water surface. The sun is setting over the little lake – the oblique light causes … Continue reading
The artist’s water
Like a painting, the water surface shimmers. Its low undulating forms, just slightly curved, one in front of another, has been shaped by the wind or a passing boat, and the water surface comes to life. Like the memory filtering … Continue reading
Posted in Observing Water
Tagged reflections, water, water art, wavy mirrors
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The fish and the propeller
Flip, flap, flip, flap, the tail fin of the trout swishes to and fro, thrusting the fish forward in the still water. Silently it speeds away under the surface. Seemingly without effort it moves, leaving a series of wakes behind. … Continue reading
Posted in Observing Water
Tagged boat propulsion, fish locomotion, flow visualization, ink images, karman vortex street, oscillary wave motion, propeller efficiency, vortex street, water waves, wave energy
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The water jet dances
The jet of water ejects out of the nozzle in a continuous, steady flow. Directing my eyes towards the opening, there is not a trace of pulsation. Yet just slightly above, the dance has begun. As the upward movement is … Continue reading
Posted in Observing Water
Tagged chaos, chaotic pulsation, complexity, free boundary flow, hydrodynamics, water, water art, water dance, water flow
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Ink droplets falling in water
Water’s inherent tendency to form patterns can be observed as simple as with ink droplets falling into water (preferably in a container with flat walls). The impact of the droplet creates vaulting toroidal forms, vortexes resembling jellyfish, and finally, when … Continue reading
Posted in Observing Water
Tagged biomimicry, D'Arcy Thompson, emergence, flow visualization, ink droplets, ink images, pattern formation, Theodor Schwenk, vortex flow, water, water art, water research, water species
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