Steve Dent Contributor Steve Dent is an associate editor at Engadget. More posts by this contributor Amazon’s cashierless ‘Just Walk Out’ tech is coming to Whole Foods stores NVIDIA’s latest tech makes AI voices more expressive and realistic Rolls-Royce, best known in aviation for its jet engines, has taken an all-electric airplane on its maiden…

Rolls-Royce’s all-electric aircraft completes 15-minute maiden voyage