Here's what we looked at this week:Porsche develops wireless charging for EVs. Drive over a pad, the car lowers itself. These language-translating earbuds can be shared, and use bone conduction for noisy environments.Students at ETH Zurich have invented a rotary metal 3D printer that may make space travel cheaper.A fantastic design feature for accessibility in these Michael Graves Dressers for Pottery Barn.BMW's Motorrad Vision CE is a no-helmet-needed electric scooter concept.Researchers at Northwestern are developing a plastic recycling system that doesn't require sorting.Product designer Igor Daemen's 3D-printed business card embosser.Nendo's helically-mated Rassen chopsticks.Roman Modzelewski's radical RM58 chair, a revived industrial design classic from Poland.While foreign factory engineers are arrested, a humanoid robot quietly put in a 20-hour shift at a car factory.The Dusty FieldPrint is a BIM-driven layout robot that saves time and money.Why Darth Vader's head is on the Washington National Cathedral.More design tricks for tight living spaces: A camper with a sliding bathroom.Peter Donders' astonishing handcrafted Walnut Shelly chair.Design engineer Leigh Aitken is using a robot arm to develop a rotary texturing process.The Dental Pod is an ultrasonic cleaner for retainers, mouthguards or nightguards.Amazon's Zoox, the world's first purpose-designed robotaxi, launches this week in Vegas.The RUX 40L: A compact, collapsible waterproof storage bag.Industrial design case study: Thrive tackles a nurse call system for hospitals.