What would a wormhole look like if we ever found one?

The following is an extract from our monthly Launchpad newsletter, in which resident space expert Leah Crane journeys through the solar system and beyond. You can sign up for Launchpad for free here.

We don’t have evidence that wormholes – strange tunnels in space-time – really exist, but they’re so fascinating that I hope they do. There’s some new research on how we might be able to spot them, if they really are out there, and it is wild.