"Hanging by a Thread" by David Gordon is a science fiction short story written during the early 1960s. The narrative revolves around the crew of the interplanetary cargo vessel "Persephone", who face a dire situation when their ship encounters a catastrophic event in space. The story explores themes of human ingenuity and problem-solving in the face of technological failure. The plot follows Jayjay Kelvin, a businessman and avid reader, as he and the crew deal with the aftermath of a catastrophic explosion caused by a small yet highly energetic piece of debris. As the crew assesses their critical situation, they discover that their emergency communication devices, called screamers, cannot function due to a design flaw. With limited resources and time running out, Jayjay utilizes his keen analytical skills to propose a clever solution involving a makeshift tool to rectify the issue. The narrative highlights his leadership and ability to inspire cooperation among the crew members, ultimately leading to their survival when they successfully establish contact for rescue. (This is an automatically generated summary.)