When Divers Returned to the Challenger Site, Their Instruments Detected a Disturbing Signature

When Divers Returned to the Challenger Site, Their Instruments Detected a Disturbing Signature After Challenger broke apart 73 seconds into flight in January 1986, the Navy spent weeks dragging side scan sonar across the Atlantic floor, chasing hundreds of contacts that turned out to be coral, shipwrecks and old rocket parts. Then the sonar found something with straight edges and hard corners. In this video, you'll follow the search that located the crew cabin, see what the switches and emergency air packs inside revealed about the crew's final minutes, separate the Soviet sabotage and secret tape rumors from the record, and learn why divers came back to Challenger again in 2022. #Challenger #SpaceShuttle #NASA #SpaceHistory #Documentary Challenger disaster, space shuttle Challenger, Challenger crew cabin, Challenger wreckage, Challenger recovery, Challenger divers, Challenger sonar, USS Preserver, side scan sonar, Challenger 1986, Challenger air packs, Challenger final minutes, Challenger conspiracy theories, Challenger O ring, Morton Thiokol, Kerwin report, Challenger debris found 2022, NASA history, space history documentary, shuttle disaster explained