Cold welding is a technique for joining two metals by pushing them together using high pressure. Credit: ISS National Laboratory A SpaceX Dragon cargo ship delivered a cold welding experiment to the ...

Push two metal plates together on Earth and nothing happens. Take those same plates into the vacuum of space and they can fuse into a single piece of metal. This strange phenomenon is called cold ...

Instead of relying on fasteners to keep structures together in space, astronauts may need to use lasers to weld on the lunar surface. Reading time 3 minutes As space agencies look to establish human ...

In-space manufacturing is a big challenge, even with many of the same manufacturing methods being available as on the ground. These methods include rivets, bolts, but also welding, the latter of which ...