Hypersonic effect Hypersonic effect The hypersonic effect is a term coined to describe a phenomenon reported in a controversial scientific study by Tsutomu Oohashi et al., which claims that, although humans cannot consciously hear ultrasound (sounds at frequencies above approximately 20 kHz), the presence or absence of those frequencies has a measurable effect on their physiological and psychological reactions. Numerous other studies have contradicted the portion of the results relating to the subjective reaction to high-frequency audio, finding that people who have "good ears" listening to Super Audio CDs and high resolution DVD-Audio recordings on high fidelity systems capable of reproducing sounds
Above and Below seeks to "recreate the experience and feeling" of the underwater landscapes through use of various thickness of wire. Three-fifths of the artwork depict the Bluespring Cavern with the last two sections depicting what is beneath the water level in the cave. "Above and Below" was fabricated at Walla Walla Foundry in Washington utilizing the bathymetric data gathered from the river bottom and cavern ceiling. Lin's studio translated the data into a collection of contour curves and then sent them to the Foundry. The aluminum tubing was carefully bent to match the computer-generated templates created by the studio then hung within