We could get messages back from spacecraft sent through a wormhole
A simulation of these theoretical cosmic tunnels reveals wormholes don’t snap shut instantly
![An illustration of green and white dots that make up a wormhole tunnel with a spaceship heading into the middle](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/01/11-30-22_JR_wormhole-message_feat_rev.jpg?fit=1030%2C580&ssl=1)
A spaceship diving into a wormhole (illustrated) is never returning, but it could theoretically send back video from the other side before the hole closes behind it.
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