The persistent bruise on the back of President Donald Trump's right hand was again clearly visible this week, setting off another round of speculation about his health. The bruise may be nothing more ...

Sleeping with hands under the body, having carpal tunnel syndrome, and nerve damage are some causes of hand numbness. It's important to tell a doctor if your hand numbness is accompanied by weakness ...

Abstract: We propose a proof-of-concept augmented reality assembly tutorial application that uses a video-see-through headset to guide the user through assembly instruction steps. It is solely ...

Paradoxes and other mischievous pranks our minds play on us. Write on a piece of paper ‘The statement on the reverse is true’. Turn the paper over and write ‘The statement on the other side is false’.