Documentaries Lectures

Unlike with humans and other marine mammals, cetaceans do not need to exhale air in order to produce sound. Odontocetes, the toothed whales, use echolocation, ... May 6, 1999 ... Unlike many other types of crickets, the camel crickets do not chirp. They have no sound producing organs. They do have chewing mouthparts, like ... Sound Politics. A podcast about the candidates, policies, and perspectives ... We are an independent, nonprofit news organization that produces award ... Jun 22, 2023 ... Mohammad Mirhosseini, assistant professor of electrical engineering and applied physics, and researchers in his lab have developed a new way ... Works are original when they are independently created by a human author and have a minimal degree of creativity. ... For comprehensive information on musical ... The Sound Barrier will effectively reduce the energy and volume of any sound created inside or outside of your house. For years, the common solution to noise ... In either case, it can be hazardous to a person's hearing if the sound is loud and if they are exposed long and often enough. Sound is produced by vibrating ... Sound can make matter vibrate, and vibrating matter can make sound. ... information from experiences or gather information from provided sources to answer ... When NSHC Indian Health Services(I.H.S.) patients are in need of medical care that is above the level NSHC provides, such as surgery or MRIs, they are ... Mar 30, 2023 ... First, we recorded plants within an acoustic box and developed machine learning algorithms to classify the recorded sounds. Then we tested the ...