‘Strong signal’ of space radio waves found far, far away at edge of universe, offering clues to how cosmos is made. Bumble unblocks politics filter after vigilantes used it to catfish Capitol riots suspects. We speak to UCL’s Dr Angeliki Zarkali about a new eye tests helping predict Parkinson’s-linked brain decline 18 months before it starts. Trump orders probe into security risks of Chinese drones in US government UAV squadrons. Paper maps? Trump administration issues doomsday space directive for when all the GPS satellites crash in space. First look at Wallace and Gromit’s cracking augmented reality app offering a ‘new form of storytelling’.   See acast.com/privacy for privacy and opt-out information.