SpaceWe could detect a malfunctioning warp drive on an alien starship Faster-than-light warp drives are theoretically possible to build, and if aliens are using them, we should be able to detect the gravitational waves produced when one goes wrong News
PhysicsPhysicists are grappling with their own reproducibility crisis A contentious meeting of physicists highlighted concerns, failures and possible fixes for a crisis in condensed matter physics News