Factories in space, ET, and a space paraglider

Could factories in space be the future of manufacturing? Space Boffins Sue Nelson and Richard Hollingham meet the head of the UK company, Space Forge, about to launch a (very small) factory into orbit. Sue also visits a new exhibition at the Natural History Museum in London exploring whether life could exist elsewhere in the universe, and the weird 1960s design that could have seen astronauts return to Earth on a paraglider... Like this podcast? Please help us by supporting the Naked Scientists