The first time a real retractable plasma blade flared to life on camera, it looked less like a fan project and more like a ...

Which retractable water hose is best? A retractable water hose is the best choice for tight spaces or for keeping your garage nice and tidy. . Its most innovative feature is the internal spring-loaded ...

Oppo has released a brief video hinting at a new type of camera design for smartphones. The company’s “self-developed retractable camera” is shown extending from the phone’s body before retracting ...