A 16th-century drawing of Leonardo da Vinci suggests that the artist sustained traumatic nerve damage to his right hand that impaired his painting skills late in life, according to a new study. Dr.

AI and human-movement research intersect in a study that enables precise estimation of hand muscle activity from standard video recordings. Using a deep-learning framework trained on a large, ...

To nail hand drawings, stop overcomplicating the anatomy and focus on the core shapes and movement. By breaking hands down into simple forms, you'll be able t sketch them confidently – whether from a ...