What’s it like to see through the eyes of a man looking at death? “David John Shaw (20 July 1954 – 8 January 2005) was an Australian scuba diver, technical diver, and airline pilot for Cathay Pacific, flying the Lockheed L-1011 Tristar, then the 747-400, and then the A330-300, A340-300, […]
This incident at sea shows us how uncontrolled decompression can occur, and what it can do to you. “Uncontrolled decompression is an unplanned drop in the pressure of a sealed system, such as an aircraft cabin or hyperbaric chamber, and typically results from human error, material fatigue, engineering failure, or […]
Think sonar is harmless? Think again! “Sonar (sound navigation and ranging or sonic navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, measure distances (ranging), communicate with or detect objects on or under the surface of the water, such as other […]
Without any natural predators, invasive lionfish populations grow unchecked and wreak havoc on marine ecosystems. Watch free divers hunt these poisonous fish. Watch the full documentary, Ocean Invaders, on NOVA: https://to.pbs.org/3hcaVrx Follow on social for more NOVA content! Twitter: https://twitter.com/novapbs Instagram: https://www.instagram.com/novapbs TikTok: https://www.tiktok.com/@novapbs This excerpt from a NOVA documentary […]
