James Webb Spots Mysterious Signal From Apparent Empty Space, Deepening Cosmic Puzzle
Astronomers are trying to explain a puzzling signal detected by the James Webb Space Telescope from a region of space long thought to be nearly empty. The observation, which reportedly appeared, vanished, and then returned 88 days later, has triggered fresh debate over whether the source is an unusual astrophysical object, a transient event, or an instrumental or data-analysis artifact.
