13-04-02 A specially-adapted 'tactile helmet', developed by researchers at the University of Sheffield, could provide fire-fighters operating in challenging conditions with vital clues about their surroundings. The helmet is fitted with a number of ultrasoun...

10-12-21 Clemson University psychologist Eric Muth sees motion sickness as potential fallout（原子尘） from high-end technology that once was limited to the commercial marketplace moving to consumer use in gaming devices. Microsoft's Kinect is the latest exa...

09-11-04 OK, you can do this, I said, trying to sound cheerful. My mom sat straddling（跨） her brand-new bike, her new helmet falling forward over her eyes. She gripped the handlebars（把手） the way I had seen her grip the steering wheel in heavy traffic,...

09-11-04 Theres a guy who is deeply in love with her girlfriend. One day, they both decided to stroll（兜风，散步） for a while using their friends motorbike. Girl: It's so much fun being with you. So much happiness is what I'm feeling now. Guy: Are you sati...